{"id":230895,"date":"2025-10-21T15:27:30","date_gmt":"2025-10-21T09:57:30","guid":{"rendered":"https:\/\/www.oliveboard.in\/blog\/?p=230895"},"modified":"2025-10-21T15:27:35","modified_gmt":"2025-10-21T09:57:35","slug":"measures-of-central-tendency-for-ssc-cgl","status":"publish","type":"post","link":"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/","title":{"rendered":"Measures of Central Tendency for SSC CGL Tier 2, Paper 2"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_77 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of content<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#Mean_Arithmetic_Mean\" >Mean (Arithmetic Mean)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#Median\" >Median<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#Mode\" >Mode<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#What_are_Quartiles\" >What are Quartiles?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#Deciles\" >Deciles<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#Percentiles\" >Percentiles<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#Key_Points_to_Remember\" >Key Points to Remember<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#FAQs\" >FAQs<\/a><\/li><\/ul><\/nav><\/div>\n\n<p>In SSC CGL Tier 2, the Quantitative Abilities section often asks questions based on measures of central tendency. The main measures of central tendency are <strong>Mean, Median, and Mode<\/strong>, while <strong>Quartiles, Deciles, and Percentiles<\/strong> are used to split data into parts for easier interpretation. This blog explains each concept in a simple way with formulas and examples, making it easier to solve related SSC CGL Tier 2 questions accurately and quickly.s.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-mean-arithmetic-mean\"><span class=\"ez-toc-section\" id=\"Mean_Arithmetic_Mean\"><\/span>Mean (Arithmetic Mean)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"543\" src=\"https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Screen-Shot-2025-10-21-at-3.18.47-PM-1024x543.webp\" alt=\"\" class=\"wp-image-231145\" srcset=\"https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Screen-Shot-2025-10-21-at-3.18.47-PM-1024x543.webp 1024w, https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Screen-Shot-2025-10-21-at-3.18.47-PM-768x407.webp 768w, https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Screen-Shot-2025-10-21-at-3.18.47-PM-150x80.webp 150w, https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Screen-Shot-2025-10-21-at-3.18.47-PM.webp 1482w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button aligncenter\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.oliveboard.in\/ssc-cgl-mock-test\/?ref=Contms&amp;utm_medium=Organic&amp;utm_source=Blog&amp;utm_campaign=Contms\">Attempt Free New Interface SSC CGL Tier 2 Mock test<\/a><\/div>\n<\/div>\n\n\n\n<p>Also check out <a href=\"https:\/\/www.oliveboard.in\/blog\/most-repeated-quantitative-aptitude-questions-for-ssc-cgl-tier-2\/?ref=contmk-blogs\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Most Repeated Quantitative Aptitude Questions for SSC CGL Tier 2<\/strong><\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-median\"><span class=\"ez-toc-section\" id=\"Median\"><\/span>Median<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><strong>What is Median?<\/strong><br>The median is the middle value of a data set when the numbers are arranged in ascending or descending order. If there are two middle values, take their average.<\/p>\n\n\n\n<p><strong>Steps to Find Median:<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Arrange the data in order.<\/li>\n\n\n\n<li>If n is odd \u2192 median = middle number<\/li>\n\n\n\n<li>If n is even \u2192 median = average of two middle numbers<\/li>\n<\/ol>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.oliveboard.in\/ssc-chsl\/?ref=contmk-db\" target=\"_blank\" rel=\"noreferrer noopener\">Explore all SSC CHSL Courses here<\/a><\/div>\n<\/div>\n\n\n\n<p><strong>Example Table:<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong>Observation (x)<\/strong><\/td><td><strong>4<\/strong><\/td><td><strong>7<\/strong><\/td><td><strong>9<\/strong><\/td><td><strong>12<\/strong><\/td><td><strong><br>15<\/strong><\/td><\/tr><tr><td>Ordered Data<\/td><td>4<\/td><td>7<\/td><td>9<\/td><td>12<\/td><td>15<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>Median:<\/strong><br>Middle value = 9<\/p>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.oliveboard.in\/ssc-cgl-score-calculator\/?ref-contmk-scsc\" target=\"_blank\" rel=\"noreferrer noopener\">Calculate your Score using sSC CGL Tier 1 Score Calculator<\/a><\/div>\n<\/div>\n\n\n\n<p>Check out <a href=\"https:\/\/www.oliveboard.in\/blog\/most-repeated-reasoning-and-general-intelligence-questions-for-ssc-cgl-tier-2\/?ref=contmk-blogs\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Most Repeated Reasoning Questions for SSC CGL Tier 2<\/strong><\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-mode\"><span class=\"ez-toc-section\" id=\"Mode\"><\/span>Mode<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><strong>What is Mode?<\/strong><br>Mode is the value that occurs most frequently in a data set. A data set can be <strong>unimodal, bimodal, or multimodal<\/strong> depending on the number of repeated values.<\/p>\n\n\n\n<p><strong>Example Table:<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong>Observation (x)<\/strong><\/td><td><strong>3<\/strong><\/td><td><strong>7<\/strong><\/td><td><strong>7<\/strong><\/td><td><strong>5<\/strong><\/td><td>9<\/td><td><strong>7<\/strong><\/td><\/tr><tr><td>Frequency (f)<\/td><td>1<\/td><td>3<\/td><td><\/td><td>1<\/td><td>1<\/td><td><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"452\" src=\"https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Screen-Shot-2025-10-21-at-3.20.05-PM-1-1024x452.webp\" alt=\"\" class=\"wp-image-231147\" srcset=\"https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Screen-Shot-2025-10-21-at-3.20.05-PM-1-1024x452.webp 1024w, https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Screen-Shot-2025-10-21-at-3.20.05-PM-1-768x339.webp 768w, https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Screen-Shot-2025-10-21-at-3.20.05-PM-1-150x66.webp 150w, https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Screen-Shot-2025-10-21-at-3.20.05-PM-1.webp 1482w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.oliveboard.in\/blog\/ssc-cgl-tier-2-books\/?ref=contmk-blogs\" target=\"_blank\" rel=\"noreferrer noopener\">Check SSC CGL Tier 2 Books<\/a><\/div>\n<\/div>\n\n\n\n<p>Also check out <a href=\"https:\/\/www.oliveboard.in\/blog\/most-repeated-english-questions-for-ssc-cgl-tier-2\/?ref=contmk-blogs\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Most Repeated Quantitative Aptitude Questions for SSC CGL Tier 2<\/strong><\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-what-are-quartiles\"><span class=\"ez-toc-section\" id=\"What_are_Quartiles\"><\/span><strong>What are Quartiles?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Quartiles divide a data set into <strong>four equal parts<\/strong>. Each part represents 25% of the data.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Q1 (First Quartile):<\/strong> 25% of data lies below this value.<\/li>\n\n\n\n<li><strong>Q2 (Second Quartile\/Median):<\/strong> 50% of data lies below this value.<\/li>\n\n\n\n<li><strong>Q3 (Third Quartile):<\/strong> 75% of data lies below this value.<\/li>\n<\/ul>\n\n\n\n<p><strong>Formula to find Quartiles in a grouped data set:<\/strong><\/p>\n\n\n\n<p>Check out <a href=\"https:\/\/www.oliveboard.in\/blog\/most-repeated-computer-awareness-questions-for-ssc-cgl-tier-2\/?ref=contmk-blogs\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Most Repeated Computer Awareness Questions for SSC CGL Tier 2<\/strong><\/a><\/p>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button aligncenter\"><a class=\"wp-block-button__link has-text-align-center wp-element-button\" href=\"https:\/\/www.oliveboard.in\/blog\/ssc-cgl-tier-2-weightage-of-english-and-quant\/?ref=contmk-blogs\" target=\"_blank\" rel=\"noreferrer noopener\">Check SSC CGL Tier 2 Weightage of English and Quant<\/a><\/div>\n<\/div>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"568\" src=\"https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Screen-Shot-2025-10-21-at-3.23.06-PM-1024x568.webp\" alt=\"\" class=\"wp-image-231149\" srcset=\"https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Screen-Shot-2025-10-21-at-3.23.06-PM-1024x568.webp 1024w, https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Screen-Shot-2025-10-21-at-3.23.06-PM-768x426.webp 768w, https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Screen-Shot-2025-10-21-at-3.23.06-PM-150x83.webp 150w, https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Screen-Shot-2025-10-21-at-3.23.06-PM.webp 1482w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button aligncenter\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.oliveboard.in\/blog\/ssc-cgl-tier-2-previous-year-paper\/?ref=contmk-blogs\" target=\"_blank\" rel=\"noreferrer noopener\">SSC CGL Tier 2 Previous Year Paper, Download Free PDF<\/a><\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Deciles\"><\/span>Deciles<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><strong>What are Deciles?<\/strong><br>Deciles divide a data set into <strong>ten equal parts<\/strong>, each representing 10% of the data.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>D1:<\/strong> 10% of data lies below this value<\/li>\n\n\n\n<li><strong>D5:<\/strong> 50% of data lies below this value (also the median)<\/li>\n\n\n\n<li><strong>D9:<\/strong> 90% of data lies below this value<\/li>\n<\/ul>\n\n\n\n<p><strong>Formula to find Deciles:<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"297\" src=\"https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Screen-Shot-2025-10-21-at-3.24.19-PM-1024x297.webp\" alt=\"\" class=\"wp-image-231150\" srcset=\"https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Screen-Shot-2025-10-21-at-3.24.19-PM-1024x297.webp 1024w, https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Screen-Shot-2025-10-21-at-3.24.19-PM-768x223.webp 768w, https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Screen-Shot-2025-10-21-at-3.24.19-PM-150x44.webp 150w, https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Screen-Shot-2025-10-21-at-3.24.19-PM.webp 1482w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Percentiles\"><\/span>Percentiles<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><strong>What are Percentiles?<\/strong><br>Percentiles divide a data set into <strong>100 equal parts<\/strong>, each representing 1% of the data.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>P10:<\/strong> 10% of data lies below this value<\/li>\n\n\n\n<li><strong>P25:<\/strong> 25% of data lies below this value (same as Q1)<\/li>\n\n\n\n<li><strong>P90:<\/strong> 90% of data lies below this value<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"279\" src=\"https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Screen-Shot-2025-10-21-at-3.26.02-PM-1024x279.webp\" alt=\"\" class=\"wp-image-231151\" srcset=\"https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Screen-Shot-2025-10-21-at-3.26.02-PM-1024x279.webp 1024w, https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Screen-Shot-2025-10-21-at-3.26.02-PM-768x209.webp 768w, https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Screen-Shot-2025-10-21-at-3.26.02-PM-150x41.webp 150w, https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Screen-Shot-2025-10-21-at-3.26.02-PM.webp 1482w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><strong>Where:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>k = percentile number (1 to 99)<\/li>\n\n\n\n<li>Other symbols same as quartiles formula<\/li>\n<\/ul>\n\n\n\n<p>Check out<a href=\"https:\/\/www.oliveboard.in\/ssc-cgl-books\/?ref=contmk-blogs\" target=\"_blank\" rel=\"noreferrer noopener\"> <\/a><strong><a href=\"https:\/\/www.oliveboard.in\/ssc-cgl-exam-pattern\/?ref=contmk-blogs\" target=\"_blank\" rel=\"noreferrer noopener\">SSC CGL Exam Pattern<\/a><\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-key-points-to-remember\"><span class=\"ez-toc-section\" id=\"Key_Points_to_Remember\"><\/span>Key Points to Remember<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Below are the key points to remember:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Mean uses all values; median is middle value; mode is most frequent.<\/li>\n\n\n\n<li>For skewed data, median and mode are better than mean.<\/li>\n\n\n\n<li>Quick formulas and examples help solve SSC CGL questions fast.<\/li>\n\n\n\n<li>Quartiles, Deciles, and Percentiles help in dividing data for analysis.<\/li>\n\n\n\n<li>Median, quartiles, deciles, and percentiles can be solved using grouped or ungrouped data formulas.<\/li>\n\n\n\n<li>Questions may include finding missing values, cumulative frequency analysis, or range calculations.<\/li>\n\n\n\n<li>Practicing previous year SSC CGL questions on these topics helps in quick calculations during exams.<\/li>\n<\/ul>\n\n\n\n<p>Check other SSC JSO related blogs:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong><strong>Blogs<\/strong><\/strong><\/td><td><strong>Blogs<\/strong><\/td><\/tr><tr><td><a href=\"https:\/\/www.oliveboard.in\/ssc-jso-mock-test\/?ref=contmk-blogs\">SSC JSO Mock Test<\/a><\/td><td><a href=\"https:\/\/www.oliveboard.in\/blog\/ssc-jso-books\/?ref=contmk-blogs\">SSC JSO Books<\/a><\/td><\/tr><tr><td><a href=\"https:\/\/www.oliveboard.in\/blog\/ssc-jso-cutoff\/?ref=contmk-blogs\">SSC JSO Cut Off<\/a><\/td><td><a href=\"https:\/\/www.oliveboard.in\/blog\/ssc-jso-promotion\/?ref=contmk-blogs\">SSC JSO Promotion<\/a><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button aligncenter\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.oliveboard.in\/ssc-cgl-live-test\/?ref=contmk-blogs\" target=\"_blank\" rel=\"noreferrer noopener\">Attempt SSC CGL Tier 2 Live Test Here<\/a><\/div>\n<\/div>\n\n\n\n<p>Qualified SSC CGL Tier 1? Get ready for Tier 2 Exam, check out the below blogs:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong>Blog Links<\/strong><\/td><td><strong>Blog Links<\/strong><\/td><\/tr><tr><td><a href=\"https:\/\/www.oliveboard.in\/blog\/ssc-cgl-tier-2-paper-2-strategy\/?ref=contmk-blogs\" target=\"_blank\" rel=\"noreferrer noopener\">SSC CGL Tier 2 Paper 2 Strategy<\/a><\/td><td><a href=\"https:\/\/www.oliveboard.in\/blog\/ssc-cgl-tier-2-study-plan-2025\/?ref=contmk-blogs\" target=\"_blank\" rel=\"noreferrer noopener\">SSC CGL Tier 2 Study Plan 2025<\/a><\/td><\/tr><tr><td><a href=\"https:\/\/www.oliveboard.in\/blog\/ssc-cgl-tier-2-paper-2-study-plan\/?ref=contmk-blogs\" target=\"_blank\" rel=\"noreferrer noopener\">SSC CGL Tier 2 Paper 2 Study Plan<\/a><\/td><td><a href=\"https:\/\/www.oliveboard.in\/blog\/ssc-cgl-computer-awareness\/?ref=contmk-blogs\" target=\"_blank\" rel=\"noreferrer noopener\">SSC CGL Computer Awareness<\/a><\/td><\/tr><tr><td><a href=\"https:\/\/www.oliveboard.in\/blog\/ssc-cgl-tier-2-last-minute-tips\/?ref=contmk-blogs\" target=\"_blank\" rel=\"noreferrer noopener\">SSC CGL Tier 2 Last Minute Tips<\/a><\/td><td><a href=\"https:\/\/www.oliveboard.in\/blog\/ssc-cgl-tier-2-paper-1-tips\/?ref=contmk-blogs\" target=\"_blank\" rel=\"noreferrer noopener\">SSC CGL Tier 2 Paper 1 Tips<\/a><\/td><\/tr><tr><td><a href=\"https:\/\/www.oliveboard.in\/blog\/ssc-cgl-tier-2-previous-year-paper\/?ref=contmk-blogs\" target=\"_blank\" rel=\"noreferrer noopener\">SSC CGL Tier 2 Previous Year Paper<\/a><\/td><td><a href=\"https:\/\/www.oliveboard.in\/blog\/ssc-cgl-tier-2-weightage-of-english-and-quant\/?ref=contmk-blogs\" target=\"_blank\" rel=\"noreferrer noopener\">SSC CGL Tier 2 Weightage of English &amp; Quant<\/a><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-faqs\"><span class=\"ez-toc-section\" id=\"FAQs\"><\/span>FAQs<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-1760620173668\"><strong class=\"schema-faq-question\"><strong>Q1. What are the main measures of central tendency in SSC CGL Tier 2?<\/strong><\/strong> <p class=\"schema-faq-answer\">The main measures are Mean, Median, and Mode. They summarize a large data set with a single representative value.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1760621873382\"><strong class=\"schema-faq-question\"><strong>Q2. <strong>How are Quartiles, Deciles, and Percentiles used in SSC CGL Tier 2?<\/strong><\/strong><\/strong> <p class=\"schema-faq-answer\">They are used to analyze data distribution, find relative standing, and answer questions on grouped or ungrouped data quickly.<br\/><\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1760621884530\"><strong class=\"schema-faq-question\"><strong>Q3. How do we find the Median?<\/strong><\/strong> <p class=\"schema-faq-answer\">Median is the <strong>middle value<\/strong> of an arranged data set. For an odd number of observations, it\u2019s the middle value. For even observations, it\u2019s the average of the two middle values.<br\/><\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1760621890616\"><strong class=\"schema-faq-question\"><strong>Q4. What is Mode?<\/strong><\/strong> <p class=\"schema-faq-answer\">Mode is the value that occurs most frequently in a data set. A set may have one mode, multiple modes, or no mode.<br\/><br\/><\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1760621896031\"><strong class=\"schema-faq-question\"><strong>Q5. What are Quartiles?<\/strong><\/strong> <p class=\"schema-faq-answer\">Quartiles divide the data into four equal parts.<br\/>Q1 (1st Quartile) = 25% of data below<br\/>Q2 (2nd Quartile \/ Median) = 50% of data below<br\/>Q3 (3rd Quartile) = 75% of data below<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1760621900116\"><strong class=\"schema-faq-question\"><strong>Q6. What are Deciles?<\/strong><\/strong> <p class=\"schema-faq-answer\">Deciles divide data into 10 equal parts.<br\/>D1 = 10% of data below<br\/>D2 = 20% of data below \u2026 up to D9 = 90% of data below<br\/><\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1760621941515\"><strong class=\"schema-faq-question\"><strong>Q7. What are Percentiles?<\/strong><\/strong> <p class=\"schema-faq-answer\">Percentiles divide data into <strong>100 equal parts<\/strong>.<br\/>P25 = 25% of data below<br\/>P50 = 50% of data below (same as median)<br\/>P75 = 75% of data below<\/p> <\/div> <\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n<ul class=\"wp-block-latest-posts__list is-grid columns-3 wp-block-latest-posts\"><li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.oliveboard.in\/blog\/ssc-cgl-tier-1-pyps\/\">SSC CGL 2025 Tier 1 Question Papers, Shift-Wise PYPs, Download PDFs<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.oliveboard.in\/blog\/ssc-cgl-air-70-strategy\/\">SSC CGL AIR 70 Strategy: Mock Analysis &amp; Prep Tips<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.oliveboard.in\/blog\/how-did-air-1-use-oliveboard-to-crack-ssc-cgl\/\">How did AIR 1 use Oliveboard to crack SSC CGL 2026? Mock Data Analysis<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.oliveboard.in\/blog\/number-puzzles-for-ssc\/\">Number Puzzle Questions for SSC Exams, Attempt Now<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.oliveboard.in\/blog\/geometry\/\">Geometry Question Types, Formulas, Concepts, Short Tricks<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.oliveboard.in\/blog\/active-passive-voice-for-ssc-exams\/\">Active and Passive Voice Questions for SSC Exams 2026, Attempt Now<\/a><\/li>\n<\/ul>\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n","protected":false},"excerpt":{"rendered":"<p>In SSC CGL Tier 2, the Quantitative Abilities section often asks questions based on measures of central tendency. The main<\/p>\n","protected":false},"author":65,"featured_media":230939,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1,5217,63],"tags":[],"class_list":["post-230895","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-articles","category-ssc-prep","category-ssc-exams","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.6 (Yoast SEO v26.6) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Measures of Central Tendency, SSC CGL Tier 2 Guide<\/title>\n<meta name=\"description\" content=\"Learn Measures of Central Tendency, Mean, Median, and Mode with simple explanations, formulas, and examples for quick SSC CGL Tier 2 preparation and revision.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Measures of Central Tendency for SSC CGL Tier 2, Paper 2\" \/>\n<meta property=\"og:description\" content=\"In SSC CGL Tier 2, the Quantitative Abilities section often asks questions based on measures of central tendency. The main measures of central tendency\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/\" \/>\n<meta property=\"og:site_name\" content=\"Oliveboard\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/Oliveboard\" \/>\n<meta property=\"article:published_time\" content=\"2025-10-21T09:57:30+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-10-21T09:57:35+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Measures-of-Central-Tendency.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"730\" \/>\n\t<meta property=\"og:image:height\" content=\"480\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"author\" content=\"Mahima Khurana\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@Oliveboard\" \/>\n<meta name=\"twitter:site\" content=\"@Oliveboard\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Mahima Khurana\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"NewsArticle\",\"@id\":\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/\"},\"author\":{\"name\":\"Mahima Khurana\",\"@id\":\"https:\/\/www.oliveboard.in\/blog\/#\/schema\/person\/2f25f4d24adbf225bc11e6a0a4bcad8b\"},\"headline\":\"Measures of Central Tendency for SSC CGL Tier 2, Paper 2\",\"datePublished\":\"2025-10-21T09:57:30+00:00\",\"dateModified\":\"2025-10-21T09:57:35+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/\"},\"wordCount\":832,\"publisher\":{\"@id\":\"https:\/\/www.oliveboard.in\/blog\/#organization\"},\"image\":{\"@id\":\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Measures-of-Central-Tendency.webp\",\"articleSection\":[\"Articles\",\"SSC\",\"SSC CGL\"],\"inLanguage\":\"en-US\"},{\"@type\":[\"WebPage\",\"FAQPage\"],\"@id\":\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/\",\"url\":\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/\",\"name\":\"Measures of Central Tendency, SSC CGL Tier 2 Guide\",\"isPartOf\":{\"@id\":\"https:\/\/www.oliveboard.in\/blog\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Measures-of-Central-Tendency.webp\",\"datePublished\":\"2025-10-21T09:57:30+00:00\",\"dateModified\":\"2025-10-21T09:57:35+00:00\",\"description\":\"Learn Measures of Central Tendency, Mean, Median, and Mode with simple explanations, formulas, and examples for quick SSC CGL Tier 2 preparation and revision.\",\"breadcrumb\":{\"@id\":\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#breadcrumb\"},\"mainEntity\":[{\"@id\":\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760620173668\"},{\"@id\":\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621873382\"},{\"@id\":\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621884530\"},{\"@id\":\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621890616\"},{\"@id\":\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621896031\"},{\"@id\":\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621900116\"},{\"@id\":\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621941515\"}],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#primaryimage\",\"url\":\"https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Measures-of-Central-Tendency.webp\",\"contentUrl\":\"https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Measures-of-Central-Tendency.webp\",\"width\":730,\"height\":480},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.oliveboard.in\/blog\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Articles\",\"item\":\"https:\/\/www.oliveboard.in\/blog\/category\/articles\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Measures of Central Tendency\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.oliveboard.in\/blog\/#website\",\"url\":\"https:\/\/www.oliveboard.in\/blog\/\",\"name\":\"Oliveboard\",\"description\":\"Free Govt. Exam Alerts &amp; Resources\",\"publisher\":{\"@id\":\"https:\/\/www.oliveboard.in\/blog\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.oliveboard.in\/blog\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.oliveboard.in\/blog\/#organization\",\"name\":\"Oliveboard\",\"url\":\"https:\/\/www.oliveboard.in\/blog\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.oliveboard.in\/blog\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2021\/11\/logo.png\",\"contentUrl\":\"https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2021\/11\/logo.png\",\"width\":150,\"height\":40,\"caption\":\"Oliveboard\"},\"image\":{\"@id\":\"https:\/\/www.oliveboard.in\/blog\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/Oliveboard\",\"https:\/\/x.com\/Oliveboard\",\"https:\/\/www.instagram.com\/oliveboard.in\/\",\"https:\/\/www.youtube.com\/channel\/UCRvrHAyNdOMI_JBkE2pjZtw?sub_confirmation=1\"]},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.oliveboard.in\/blog\/#\/schema\/person\/2f25f4d24adbf225bc11e6a0a4bcad8b\",\"name\":\"Mahima Khurana\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.oliveboard.in\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/922450c81513b569654b520958cbf86230a614fd2f7f05d6b46674fe4bce8c99?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/922450c81513b569654b520958cbf86230a614fd2f7f05d6b46674fe4bce8c99?s=96&d=mm&r=g\",\"caption\":\"Mahima Khurana\"},\"description\":\"I\u2019m Mahima Khurana, a writer with a strong passion for creating meaningful, learner-focused content especially in the field of competitive exam preparation. From authoring books and developing thousands of practice questions to crafting articles and study material, I specialize in transforming complex exam-related topics into clear, engaging, and accessible content. I have first hand experience of 5+ months in SSC Exams. Writing, for me, is not just a skill but a way to support and guide aspirants through their preparation journey one well-written explanation at a time.\"},{\"@type\":\"Question\",\"@id\":\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760620173668\",\"position\":1,\"url\":\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760620173668\",\"name\":\"Q1. What are the main measures of central tendency in SSC CGL Tier 2?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The main measures are Mean, Median, and Mode. They summarize a large data set with a single representative value.\",\"inLanguage\":\"en-US\"},\"inLanguage\":\"en-US\"},{\"@type\":\"Question\",\"@id\":\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621873382\",\"position\":2,\"url\":\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621873382\",\"name\":\"Q2. How are Quartiles, Deciles, and Percentiles used in SSC CGL Tier 2?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"They are used to analyze data distribution, find relative standing, and answer questions on grouped or ungrouped data quickly.<br\/>\",\"inLanguage\":\"en-US\"},\"inLanguage\":\"en-US\"},{\"@type\":\"Question\",\"@id\":\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621884530\",\"position\":3,\"url\":\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621884530\",\"name\":\"Q3. How do we find the Median?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Median is the <strong>middle value<\/strong> of an arranged data set. For an odd number of observations, it\u2019s the middle value. For even observations, it\u2019s the average of the two middle values.<br\/>\",\"inLanguage\":\"en-US\"},\"inLanguage\":\"en-US\"},{\"@type\":\"Question\",\"@id\":\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621890616\",\"position\":4,\"url\":\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621890616\",\"name\":\"Q4. What is Mode?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Mode is the value that occurs most frequently in a data set. A set may have one mode, multiple modes, or no mode.<br\/><br\/>\",\"inLanguage\":\"en-US\"},\"inLanguage\":\"en-US\"},{\"@type\":\"Question\",\"@id\":\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621896031\",\"position\":5,\"url\":\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621896031\",\"name\":\"Q5. What are Quartiles?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Quartiles divide the data into four equal parts.<br\/>Q1 (1st Quartile) = 25% of data below<br\/>Q2 (2nd Quartile \/ Median) = 50% of data below<br\/>Q3 (3rd Quartile) = 75% of data below\",\"inLanguage\":\"en-US\"},\"inLanguage\":\"en-US\"},{\"@type\":\"Question\",\"@id\":\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621900116\",\"position\":6,\"url\":\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621900116\",\"name\":\"Q6. What are Deciles?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Deciles divide data into 10 equal parts.<br\/>D1 = 10% of data below<br\/>D2 = 20% of data below \u2026 up to D9 = 90% of data below<br\/>\",\"inLanguage\":\"en-US\"},\"inLanguage\":\"en-US\"},{\"@type\":\"Question\",\"@id\":\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621941515\",\"position\":7,\"url\":\"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621941515\",\"name\":\"Q7. What are Percentiles?\",\"answerCount\":1,\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Percentiles divide data into <strong>100 equal parts<\/strong>.<br\/>P25 = 25% of data below<br\/>P50 = 50% of data below (same as median)<br\/>P75 = 75% of data below\",\"inLanguage\":\"en-US\"},\"inLanguage\":\"en-US\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Measures of Central Tendency, SSC CGL Tier 2 Guide","description":"Learn Measures of Central Tendency, Mean, Median, and Mode with simple explanations, formulas, and examples for quick SSC CGL Tier 2 preparation and revision.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/","og_locale":"en_US","og_type":"article","og_title":"Measures of Central Tendency for SSC CGL Tier 2, Paper 2","og_description":"In SSC CGL Tier 2, the Quantitative Abilities section often asks questions based on measures of central tendency. The main measures of central tendency","og_url":"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/","og_site_name":"Oliveboard","article_publisher":"https:\/\/www.facebook.com\/Oliveboard","article_published_time":"2025-10-21T09:57:30+00:00","article_modified_time":"2025-10-21T09:57:35+00:00","og_image":[{"width":730,"height":480,"url":"https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Measures-of-Central-Tendency.webp","type":"image\/webp"}],"author":"Mahima Khurana","twitter_card":"summary_large_image","twitter_creator":"@Oliveboard","twitter_site":"@Oliveboard","twitter_misc":{"Written by":"Mahima Khurana","Est. reading time":"4 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"NewsArticle","@id":"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#article","isPartOf":{"@id":"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/"},"author":{"name":"Mahima Khurana","@id":"https:\/\/www.oliveboard.in\/blog\/#\/schema\/person\/2f25f4d24adbf225bc11e6a0a4bcad8b"},"headline":"Measures of Central Tendency for SSC CGL Tier 2, Paper 2","datePublished":"2025-10-21T09:57:30+00:00","dateModified":"2025-10-21T09:57:35+00:00","mainEntityOfPage":{"@id":"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/"},"wordCount":832,"publisher":{"@id":"https:\/\/www.oliveboard.in\/blog\/#organization"},"image":{"@id":"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#primaryimage"},"thumbnailUrl":"https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Measures-of-Central-Tendency.webp","articleSection":["Articles","SSC","SSC CGL"],"inLanguage":"en-US"},{"@type":["WebPage","FAQPage"],"@id":"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/","url":"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/","name":"Measures of Central Tendency, SSC CGL Tier 2 Guide","isPartOf":{"@id":"https:\/\/www.oliveboard.in\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#primaryimage"},"image":{"@id":"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#primaryimage"},"thumbnailUrl":"https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Measures-of-Central-Tendency.webp","datePublished":"2025-10-21T09:57:30+00:00","dateModified":"2025-10-21T09:57:35+00:00","description":"Learn Measures of Central Tendency, Mean, Median, and Mode with simple explanations, formulas, and examples for quick SSC CGL Tier 2 preparation and revision.","breadcrumb":{"@id":"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#breadcrumb"},"mainEntity":[{"@id":"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760620173668"},{"@id":"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621873382"},{"@id":"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621884530"},{"@id":"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621890616"},{"@id":"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621896031"},{"@id":"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621900116"},{"@id":"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621941515"}],"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#primaryimage","url":"https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Measures-of-Central-Tendency.webp","contentUrl":"https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Measures-of-Central-Tendency.webp","width":730,"height":480},{"@type":"BreadcrumbList","@id":"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.oliveboard.in\/blog\/"},{"@type":"ListItem","position":2,"name":"Articles","item":"https:\/\/www.oliveboard.in\/blog\/category\/articles\/"},{"@type":"ListItem","position":3,"name":"Measures of Central Tendency"}]},{"@type":"WebSite","@id":"https:\/\/www.oliveboard.in\/blog\/#website","url":"https:\/\/www.oliveboard.in\/blog\/","name":"Oliveboard","description":"Free Govt. Exam Alerts &amp; Resources","publisher":{"@id":"https:\/\/www.oliveboard.in\/blog\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.oliveboard.in\/blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.oliveboard.in\/blog\/#organization","name":"Oliveboard","url":"https:\/\/www.oliveboard.in\/blog\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.oliveboard.in\/blog\/#\/schema\/logo\/image\/","url":"https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2021\/11\/logo.png","contentUrl":"https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2021\/11\/logo.png","width":150,"height":40,"caption":"Oliveboard"},"image":{"@id":"https:\/\/www.oliveboard.in\/blog\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/Oliveboard","https:\/\/x.com\/Oliveboard","https:\/\/www.instagram.com\/oliveboard.in\/","https:\/\/www.youtube.com\/channel\/UCRvrHAyNdOMI_JBkE2pjZtw?sub_confirmation=1"]},{"@type":"Person","@id":"https:\/\/www.oliveboard.in\/blog\/#\/schema\/person\/2f25f4d24adbf225bc11e6a0a4bcad8b","name":"Mahima Khurana","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.oliveboard.in\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/922450c81513b569654b520958cbf86230a614fd2f7f05d6b46674fe4bce8c99?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/922450c81513b569654b520958cbf86230a614fd2f7f05d6b46674fe4bce8c99?s=96&d=mm&r=g","caption":"Mahima Khurana"},"description":"I\u2019m Mahima Khurana, a writer with a strong passion for creating meaningful, learner-focused content especially in the field of competitive exam preparation. From authoring books and developing thousands of practice questions to crafting articles and study material, I specialize in transforming complex exam-related topics into clear, engaging, and accessible content. I have first hand experience of 5+ months in SSC Exams. Writing, for me, is not just a skill but a way to support and guide aspirants through their preparation journey one well-written explanation at a time."},{"@type":"Question","@id":"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760620173668","position":1,"url":"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760620173668","name":"Q1. What are the main measures of central tendency in SSC CGL Tier 2?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"The main measures are Mean, Median, and Mode. They summarize a large data set with a single representative value.","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621873382","position":2,"url":"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621873382","name":"Q2. How are Quartiles, Deciles, and Percentiles used in SSC CGL Tier 2?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"They are used to analyze data distribution, find relative standing, and answer questions on grouped or ungrouped data quickly.<br\/>","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621884530","position":3,"url":"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621884530","name":"Q3. How do we find the Median?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Median is the <strong>middle value<\/strong> of an arranged data set. For an odd number of observations, it\u2019s the middle value. For even observations, it\u2019s the average of the two middle values.<br\/>","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621890616","position":4,"url":"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621890616","name":"Q4. What is Mode?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Mode is the value that occurs most frequently in a data set. A set may have one mode, multiple modes, or no mode.<br\/><br\/>","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621896031","position":5,"url":"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621896031","name":"Q5. What are Quartiles?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Quartiles divide the data into four equal parts.<br\/>Q1 (1st Quartile) = 25% of data below<br\/>Q2 (2nd Quartile \/ Median) = 50% of data below<br\/>Q3 (3rd Quartile) = 75% of data below","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621900116","position":6,"url":"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621900116","name":"Q6. What are Deciles?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Deciles divide data into 10 equal parts.<br\/>D1 = 10% of data below<br\/>D2 = 20% of data below \u2026 up to D9 = 90% of data below<br\/>","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621941515","position":7,"url":"https:\/\/www.oliveboard.in\/blog\/measures-of-central-tendency-for-ssc-cgl\/#faq-question-1760621941515","name":"Q7. What are Percentiles?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Percentiles divide data into <strong>100 equal parts<\/strong>.<br\/>P25 = 25% of data below<br\/>P50 = 50% of data below (same as median)<br\/>P75 = 75% of data below","inLanguage":"en-US"},"inLanguage":"en-US"}]}},"_links":{"self":[{"href":"https:\/\/www.oliveboard.in\/blog\/wp-json\/wp\/v2\/posts\/230895","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.oliveboard.in\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.oliveboard.in\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.oliveboard.in\/blog\/wp-json\/wp\/v2\/users\/65"}],"replies":[{"embeddable":true,"href":"https:\/\/www.oliveboard.in\/blog\/wp-json\/wp\/v2\/comments?post=230895"}],"version-history":[{"count":2,"href":"https:\/\/www.oliveboard.in\/blog\/wp-json\/wp\/v2\/posts\/230895\/revisions"}],"predecessor-version":[{"id":231152,"href":"https:\/\/www.oliveboard.in\/blog\/wp-json\/wp\/v2\/posts\/230895\/revisions\/231152"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.oliveboard.in\/blog\/wp-json\/wp\/v2\/media\/230939"}],"wp:attachment":[{"href":"https:\/\/www.oliveboard.in\/blog\/wp-json\/wp\/v2\/media?parent=230895"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.oliveboard.in\/blog\/wp-json\/wp\/v2\/categories?post=230895"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.oliveboard.in\/blog\/wp-json\/wp\/v2\/tags?post=230895"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}