{"id":230945,"date":"2025-10-27T13:18:52","date_gmt":"2025-10-27T07:48:52","guid":{"rendered":"https:\/\/www.oliveboard.in\/blog\/?p=230945"},"modified":"2025-10-27T13:18:55","modified_gmt":"2025-10-27T07:48:55","slug":"moments-skewness-and-kurtosis-for-ssc-cgl","status":"publish","type":"post","link":"https:\/\/www.oliveboard.in\/blog\/moments-skewness-and-kurtosis-for-ssc-cgl\/","title":{"rendered":"Moments, Skewness, and Kurtosis 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\/moments-skewness-and-kurtosis-for-ssc-cgl\/#1_Moments\" >1. Moments<\/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\/moments-skewness-and-kurtosis-for-ssc-cgl\/#2_Skewness\" >2. Skewness<\/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\/moments-skewness-and-kurtosis-for-ssc-cgl\/#3_Kurtosis\" >3. Kurtosis<\/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\/moments-skewness-and-kurtosis-for-ssc-cgl\/#4_Quick_Comparison_Table\" >4. Quick Comparison Table<\/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\/moments-skewness-and-kurtosis-for-ssc-cgl\/#Key_Takeaways_for_SSC_CGL_Tier_2\" >Key Takeaways for SSC CGL Tier 2<\/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\/moments-skewness-and-kurtosis-for-ssc-cgl\/#FAQs\" >FAQs<\/a><\/li><\/ul><\/nav><\/div>\n\n<p>In SSC CGL Tier 2 Quantitative Aptitude, questions on Moments, Skewness, and Kurtosis are part of the Statistics section. These concepts help in understanding the shape, spread, and symmetry of a data distribution. Let\u2019s understand each of them step-by-step with simple explanations and formulas.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-1-moments\"><span class=\"ez-toc-section\" id=\"1_Moments\"><\/span><strong>1. Moments<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-definition\"><strong>Definition<\/strong><\/h3>\n\n\n\n<p>Moments are the statistical measures used to describe the shape and characteristics of a frequency distribution. They provide information about the mean, variance, skewness, and kurtosis of data.<\/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 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\" target=\"_blank\" rel=\"noreferrer noopener\">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<h3 class=\"wp-block-heading\" id=\"h-types-of-moments\"><strong>Types of Moments<\/strong><\/h3>\n\n\n\n<p>Moments can also be taken <strong>about an arbitrary origin (raw moments)<\/strong> or about the mean (central moments). The central moments are more useful in describing the shape of the distribution.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong><strong>Type of Moment<\/strong><\/strong><\/td><td><strong><strong>About<\/strong><\/strong><\/td><td><strong><strong>Formula (for ungrouped data)<\/strong><\/strong><\/td><td><strong><strong>Purpose<\/strong><\/strong><\/td><\/tr><tr><td><strong>1st Moment (Mean)<\/strong><\/td><td>Measures central tendency<\/td><td>\u03bc\u2081 = \u03a3(x \u2212 \ud835\udc65\u0304)\/N = 0<\/td><td>Represents mean position<\/td><\/tr><tr><td><strong>2nd Moment (Variance)<\/strong><\/td><td>Measures dispersion<\/td><td>\u03bc\u2082 = \u03a3(x \u2212 \ud835\udc65\u0304)\u00b2 \/ N<\/td><td>Represents spread of data<\/td><\/tr><tr><td><strong>3rd Moment<\/strong><\/td><td>Measures skewness<\/td><td>\u03bc\u2083 = \u03a3(x \u2212 \ud835\udc65\u0304)\u00b3 \/ N<\/td><td>Tells about asymmetry<\/td><\/tr><tr><td><strong>4th Moment<\/strong><\/td><td>Measures kurtosis<\/td><td>\u03bc\u2084 = \u03a3(x \u2212 \ud835\udc65\u0304)\u2074 \/ N<\/td><td>Describes peakness or flatness<\/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 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<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-2-skewness\"><span class=\"ez-toc-section\" id=\"2_Skewness\"><\/span><strong>2. Skewness<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-definition-0\"><strong>Definition<\/strong><\/h3>\n\n\n\n<p>Skewness measures the asymmetry of a data distribution about its mean. A perfectly symmetrical distribution has zero skewness.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-types-of-skewness\"><strong>Types of Skewness<\/strong><\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong><strong>Type<\/strong><\/strong><\/td><td><strong><strong>Shape<\/strong><\/strong><\/td><td><strong><strong>Characteristics<\/strong><\/strong><\/td><\/tr><tr><td><strong>Symmetrical (Zero Skewness)<\/strong><\/td><td>Mean = Median = Mode<\/td><td>Both sides are mirror images.<\/td><\/tr><tr><td><strong>Positively Skewed (Right Skewed)<\/strong><\/td><td>Mean &gt; Median &gt; Mode<\/td><td>Tail on the right side is longer.<\/td><\/tr><tr><td><strong>Negatively Skewed (Left Skewed)<\/strong><\/td><td>Mean &lt; Median &lt; Mode<\/td><td>Tail on the left side is longer.<\/td><\/tr><\/tbody><\/table><\/figure>\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<h3 class=\"wp-block-heading\" id=\"h-formulas-for-skewness\"><strong>Formulas for Skewness<\/strong><\/h3>\n\n\n\n<p><strong>Shortcut Tip:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Sk &gt; 0<\/strong> \u2192 Positively skewed<\/li>\n\n\n\n<li><strong>Sk &lt; 0<\/strong> \u2192 Negatively skewed<\/li>\n\n\n\n<li><strong>Sk = 0<\/strong> \u2192 Symmetrical<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong><strong>Formula Type<\/strong><\/strong><\/td><td><strong><strong>Formula<\/strong><\/strong><\/td><td><strong><strong>Meaning<\/strong><\/strong><\/td><\/tr><tr><td><strong>Karl Pearson\u2019s Coefficient<\/strong><\/td><td>Sk = (Mean \u2212 Mode) \/ S.D.<\/td><td>Commonly used in SSC exams<\/td><\/tr><tr><td><strong>Alternative Formula<\/strong><\/td><td>Sk = 3(Mean \u2212 Median) \/ S.D.<\/td><td>Used when mode is not known<\/td><\/tr><tr><td><strong>Moment Coefficient<\/strong><\/td><td>Sk = \u03bc\u2083 \/ (\u03bc\u2082)^(3\/2)<\/td><td>Based on moments<\/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\"><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-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<h2 class=\"wp-block-heading\" id=\"h-3-kurtosis\"><span class=\"ez-toc-section\" id=\"3_Kurtosis\"><\/span><strong>3. Kurtosis<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-definition-1\"><strong>Definition<\/strong><\/h3>\n\n\n\n<p>Kurtosis measures the <strong>degree of peakedness or flatness<\/strong> of a data distribution compared to a normal distribution.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-types-of-kurtosis\"><strong>Types of Kurtosis<\/strong><\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong><strong>Type<\/strong><\/strong><\/td><td><strong><strong>Shape of Curve<\/strong><\/strong><\/td><td><strong><strong>Characteristic<\/strong><\/strong><\/td><\/tr><tr><td><strong>Mesokurtic<\/strong><\/td><td>Normal curve<\/td><td>Moderate peak (\u03b2\u2082 = 3)<\/td><\/tr><tr><td><strong>Leptokurtic<\/strong><\/td><td>More peaked<\/td><td>Higher peak, heavy tails (\u03b2\u2082 &gt; 3)<\/td><\/tr><tr><td><strong>Platykurtic<\/strong><\/td><td>Flatter curve<\/td><td>Lower peak, light tails (\u03b2\u2082 &lt; 3)<\/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\"><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<h3 class=\"wp-block-heading\" id=\"h-formula-for-kurtosis\"><strong>Formula for Kurtosis<\/strong><\/h3>\n\n\n\n<p>\u03b2\u2082=\u03bc4(\u03bc2)2\\text{\u03b2\u2082} = \\frac{\u03bc\u2084}{(\u03bc\u2082)\u00b2}\u03b2\u2082=(\u03bc2\u200b)2\u03bc4\u200b\u200b<\/p>\n\n\n\n<p>or Excess&nbsp;Kurtosis=\u03b22\u22123\\text{Excess Kurtosis} = \u03b2\u2082 &#8211; 3Excess&nbsp;Kurtosis=\u03b22\u200b\u22123<\/p>\n\n\n\n<p><strong>If \u03b2\u2082 = 3<\/strong> \u2192 Normal curve<br><strong>If \u03b2\u2082 &gt; 3<\/strong> \u2192 Leptokurtic<br><strong>If \u03b2\u2082 &lt; 3<\/strong> \u2192 Platykurtic<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-4-quick-comparison-table\"><span class=\"ez-toc-section\" id=\"4_Quick_Comparison_Table\"><\/span><strong>4. Quick Comparison Table<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong><strong>Aspect<\/strong><\/strong><\/td><td><strong><strong>Moments<\/strong><\/strong><\/td><td><strong><strong>Skewness<\/strong><\/strong><\/td><td><strong><strong>Kurtosis<\/strong><\/strong><\/td><\/tr><tr><td><strong>Purpose<\/strong><\/td><td>Describe shape and features of data<\/td><td>Measure of asymmetry<\/td><td>Measure of peakedness<\/td><\/tr><tr><td><strong>Uses Moments<\/strong><\/td><td>Yes (\u03bc\u2081, \u03bc\u2082, \u03bc\u2083, \u03bc\u2084)<\/td><td>Yes (\u03bc\u2083)<\/td><td>Yes (\u03bc\u2084)<\/td><\/tr><tr><td><strong>Value Interpretation<\/strong><\/td><td>&#8211;<\/td><td>Sk = 0 \u2192 Symmetrical<br>Sk &gt; 0 \u2192 Right tail<br>Sk &lt; 0 \u2192 Left tail<\/td><td>\u03b2\u2082 = 3 \u2192 Normal<br>\u03b2\u2082 &gt; 3 \u2192 Peaked<br>\u03b2\u2082 &lt; 3 \u2192 Flat<\/td><\/tr><tr><td><strong>Based on<\/strong><\/td><td>Mean deviations<\/td><td>Third moment<\/td><td>Fourth moment<\/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\/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\" id=\"h-key-takeaways-for-ssc-cgl-tier-2\"><span class=\"ez-toc-section\" id=\"Key_Takeaways_for_SSC_CGL_Tier_2\"><\/span><strong>Key Takeaways for SSC CGL Tier 2<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Remember:\n<ul class=\"wp-block-list\">\n<li><strong>Skewness \u2192 Asymmetry<\/strong>,<\/li>\n\n\n\n<li><strong>Kurtosis \u2192 Peakness<\/strong>,<\/li>\n\n\n\n<li><strong>Moments \u2192 Foundation for both.<\/strong><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Practice numerical questions on:\n<ul class=\"wp-block-list\">\n<li>Karl Pearson\u2019s Skewness<\/li>\n\n\n\n<li>Coefficient of Variation<\/li>\n\n\n\n<li>Moments about mean<\/li>\n<\/ul>\n<\/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<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\" target=\"_blank\" rel=\"noreferrer noopener\">SSC JSO Mock Test<\/a><\/td><td><a href=\"https:\/\/www.oliveboard.in\/blog\/ssc-jso-books\/?ref=contmk-blogs\" target=\"_blank\" rel=\"noreferrer noopener\">SSC JSO Books<\/a><\/td><\/tr><tr><td><a href=\"https:\/\/www.oliveboard.in\/blog\/ssc-jso-cutoff\/?ref=contmk-blogs\" target=\"_blank\" rel=\"noreferrer noopener\">SSC JSO Cut Off<\/a><\/td><td><a href=\"https:\/\/www.oliveboard.in\/blog\/ssc-jso-promotion\/?ref=contmk-blogs\" target=\"_blank\" rel=\"noreferrer noopener\">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<h2 class=\"wp-block-heading\" id=\"h-faqs\"><span class=\"ez-toc-section\" id=\"FAQs\"><\/span><strong>FAQs <\/strong><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-1760687956878\"><strong class=\"schema-faq-question\"><strong>Q1. What is the use of moments in statistics?<\/strong><\/strong> <p class=\"schema-faq-answer\">Moments help describe the overall characteristics of a distribution including mean, spread, asymmetry, and shape.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1760687984642\"><strong class=\"schema-faq-question\"><strong>Q2. What does a positive skewness indicate?<\/strong><\/strong> <p class=\"schema-faq-answer\">A positive skewness means the distribution tail extends more on the right side (Mean > Median > Mode).<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1760687989205\"><strong class=\"schema-faq-question\"><strong>Q3. What are the four central moments?<\/strong><\/strong> <p class=\"schema-faq-answer\">Mean (1st), Variance (2nd), Skewness (3rd), and Kurtosis (4th).<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1760687993175\"><strong class=\"schema-faq-question\"><strong>Q4. What is the normal value of kurtosis for a normal distribution?<\/strong><\/strong> <p class=\"schema-faq-answer\">For a normal curve, \u03b2\u2082 = 3, which is called <strong>mesokurtic<\/strong>.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1760688002739\"><strong class=\"schema-faq-question\"><strong>Q5. <strong>What is the formula for Karl Pearson\u2019s coefficient of skewness?<\/strong><\/strong><\/strong> <p class=\"schema-faq-answer\">The formula is <strong>Sk = (Mean \u2212 Mode) \/ S.D.<\/strong>, which measures the direction and extent of asymmetry.<\/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\/active-passive-voice-for-ssc-exams\/\">Active and Passive Voice Questions for SSC Exams 2026, Attempt Now<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.oliveboard.in\/blog\/history-notes\/\">Free History Notes PDF for SSC, Civil Services, UPSSSC &#038; Railways | Download Now<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.oliveboard.in\/blog\/profit-and-loss-concept\/\">Profit and Loss for SSC, Concepts, Formulas &amp; Practice Questions<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.oliveboard.in\/blog\/ssc-cgl-important-questions\/\">SSC CGL Important Questions, Solve Here<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.oliveboard.in\/blog\/ssc-ancient-history\/\">SSC Ancient history, Stone Age &amp; Indus Valley Civilization, Free PDF<\/a><\/li>\n<li><a class=\"wp-block-latest-posts__post-title\" href=\"https:\/\/www.oliveboard.in\/blog\/geometry-triangles\/\">Geometry Triangles Notes Free Ebook for SSC Exams, Download 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 Quantitative Aptitude, questions on Moments, Skewness, and Kurtosis are part of the Statistics section. These<\/p>\n","protected":false},"author":65,"featured_media":230983,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1,5217,10231,63],"tags":[],"class_list":["post-230945","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-articles","category-ssc-prep","category-ssc-railways","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>Moments, Skewness, and Kurtosis for SSC CGL Tier 2 Paper 2<\/title>\n<meta name=\"description\" content=\"Learn Moments, Skewness, and Kurtosis for SSC CGL Tier 2 with formulas, types, examples, and key tips to understand data distribution and shape.\" \/>\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\/moments-skewness-and-kurtosis-for-ssc-cgl\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Moments, Skewness, and Kurtosis for SSC CGL Tier 2 Paper 2\" \/>\n<meta property=\"og:description\" content=\"In SSC CGL Tier 2 Quantitative Aptitude, questions on Moments, Skewness, and Kurtosis are part of the Statistics section. These concepts help in\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.oliveboard.in\/blog\/moments-skewness-and-kurtosis-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=\"2025-10-27T07:48:52+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-10-27T07:48:55+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Moments-Skewness-and-Kurtosis.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=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"NewsArticle\",\"@id\":\"https:\/\/www.oliveboard.in\/blog\/moments-skewness-and-kurtosis-for-ssc-cgl\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.oliveboard.in\/blog\/moments-skewness-and-kurtosis-for-ssc-cgl\/\"},\"author\":{\"name\":\"Mahima Khurana\",\"@id\":\"https:\/\/www.oliveboard.in\/blog\/#\/schema\/person\/2f25f4d24adbf225bc11e6a0a4bcad8b\"},\"headline\":\"Moments, Skewness, and Kurtosis for SSC CGL Tier 2 Paper 2\",\"datePublished\":\"2025-10-27T07:48:52+00:00\",\"dateModified\":\"2025-10-27T07:48:55+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.oliveboard.in\/blog\/moments-skewness-and-kurtosis-for-ssc-cgl\/\"},\"wordCount\":671,\"publisher\":{\"@id\":\"https:\/\/www.oliveboard.in\/blog\/#organization\"},\"image\":{\"@id\":\"https:\/\/www.oliveboard.in\/blog\/moments-skewness-and-kurtosis-for-ssc-cgl\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.oliveboard.in\/blog\/wp-content\/uploads\/2025\/10\/Moments-Skewness-and-Kurtosis.webp\",\"articleSection\":[\"Articles\",\"SSC\",\"SSC &amp; 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What is the use of moments in statistics?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Moments help describe the overall characteristics of a distribution including mean, spread, asymmetry, and shape.","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.oliveboard.in\/blog\/moments-skewness-and-kurtosis-for-ssc-cgl\/#faq-question-1760687984642","position":2,"url":"https:\/\/www.oliveboard.in\/blog\/moments-skewness-and-kurtosis-for-ssc-cgl\/#faq-question-1760687984642","name":"Q2. 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