{"id":168211,"date":"2025-08-22T16:44:29","date_gmt":"2025-08-22T11:14:29","guid":{"rendered":"https:\/\/www.practicemock.com\/blog\/?p=168211"},"modified":"2025-08-22T16:44:30","modified_gmt":"2025-08-22T11:14:30","slug":"statistics-for-ssc-cgl","status":"publish","type":"post","link":"https:\/\/www.practicemock.com\/blog\/statistics-for-ssc-cgl\/","title":{"rendered":"Statistics for SSC CGL, Solve New Pattern Questions, Get Free PDF"},"content":{"rendered":"\n<p><\/p>\n\n\n<div class=\"yoast-breadcrumbs\"><span><span><a href=\"https:\/\/www.practicemock.com\/blog\/\">Home<\/a><\/span> \u00bb <span><a href=\"https:\/\/www.practicemock.com\/blog\/category\/ssc-cgl\/\">SSC CGL<\/a><\/span> \u00bb <span class=\"breadcrumb_last\" aria-current=\"page\">Statistics for SSC CGL<\/span><\/span><\/div>\n\n\n<p><\/p>\n\n\n\n<p>Statistics is one of the most popular topics that can be asked in any government exam. SSC has added questions on this topic in the SSC Stenographer and SSC Selection Post exams. So you can expect questions on this topic in <strong><a href=\"https:\/\/www.practicemock.com\/blog\/ssc-cgl-notification\/\" target=\"_blank\" rel=\"noreferrer noopener\">SSC CGL 2025 Tier 1 exam<\/a><\/strong>. For that, we have provided this blog in which we have provided questions of statistics for SSC CGL exam based on the new exam pattern that Eduquity is asking. You are strongly advised to attempt these questions so that you can also get aware of the types of questions that can be asked in the exam from this topic. Along with that, you can attempt our free preparation resources so that you can prepare for the exam more effectively.<\/p>\n\n\n\n<p><\/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 has-white-color has-vivid-cyan-blue-background-color has-text-color has-background wp-element-button\" href=\"https:\/\/www.practicemock.com\/ssc-cgl-test-series\/?ref=13992\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Click Here to Attempt a Free New Interface SSC CGL Mock Test<\/strong><\/a><\/div>\n<\/div>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Basic Concept: Statistics for SSC CGL<\/h2>\n\n\n\n<p>Here we have provided the basic concept of the statistics, which include mean (average), median, mode, quartiles, deciles, and percentiles. You are strongly advised to under the concept so that you can solve questions.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. Mean (Average)<\/h3>\n\n\n\n<p><strong>Definition:<\/strong> The Mean is what we normally call the average. It tells us the central value of the data.<\/p>\n\n\n\n<p><strong>Formula: <\/strong><\/p>\n\n\n\n<p><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"354\" height=\"71\" src=\"https:\/\/www.practicemock.com\/blog\/wp-content\/uploads\/2025\/08\/image-31.png\" alt=\"Formula of Mean.\" class=\"wp-image-168237\"\/><\/figure><\/div>\n\n\n<p><\/p>\n\n\n\n<p><strong>Example:<\/strong> Let\u2019s say we have these numbers: 5, 10, 15, 20, 25<\/p>\n\n\n\n<p><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"455\" height=\"70\" src=\"https:\/\/www.practicemock.com\/blog\/wp-content\/uploads\/2025\/08\/image-32.png\" alt=\"Example of Mean.\" class=\"wp-image-168238\"\/><\/figure><\/div>\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. Median<\/h3>\n\n\n\n<p><strong>Definition:<\/strong> The Median is the middle value when data is arranged in ascending or descending order.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>If the total numbers are <strong>odd<\/strong>, the median is the middle number.<\/li>\n\n\n\n<li>If the total numbers are <strong>even<\/strong>, the median is the average of the two middle numbers.<\/li>\n<\/ul>\n\n\n\n<p><strong>Formula: <\/strong>For an Odd number of terms:<\/p>\n\n\n\n<p class=\"has-text-align-center\">Median=Middle&nbsp;value<\/p>\n\n\n\n<p>(when data is sorted)<\/p>\n\n\n\n<p><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.practicemock.com\/blog\/wp-content\/uploads\/2025\/08\/image-36.png\" alt=\"Formula for Median for Odd Numbers.\" class=\"wp-image-168254\" style=\"width:262px;height:68px\" width=\"262\" height=\"68\"\/><\/figure><\/div>\n\n\n<p><\/p>\n\n\n\n<p>For an Even number of terms (data must be sorted):<\/p>\n\n\n\n<p><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.practicemock.com\/blog\/wp-content\/uploads\/2025\/08\/image-37.png\" alt=\"Formula for Median for Even Numbers.\" class=\"wp-image-168261\" style=\"width:441px;height:60px\" width=\"441\" height=\"60\"\/><\/figure><\/div>\n\n\n<p><\/p>\n\n\n\n<p><strong>Example 1 (Odd):<\/strong> Data: 3, 5, 7<br>\u2192 Median = <strong>5<\/strong> (middle value)<\/p>\n\n\n\n<p><strong>Example 2 (Even):<\/strong> Data: 4, 8, 10, 12<br>\u2192 Median = Average of 8 and 10 = (8 + 10)\/2 = <strong>9<\/strong><\/p>\n\n\n\n<p><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/www.practicemock.com\/ssc-cgl-test-series\/?ref=13992\" target=\"_blank\" rel=\"noreferrer noopener\"><img loading=\"lazy\" decoding=\"async\" width=\"1300\" height=\"550\" src=\"https:\/\/www.practicemock.com\/blog\/wp-content\/uploads\/2025\/04\/image-21.png\" alt=\"SSC CGL Free Mock Test\" class=\"wp-image-140306\"\/><\/a><\/figure><\/div>\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. Mode<\/h3>\n\n\n\n<p><strong>Definition:<\/strong> The Mode is the number that appears most frequently in the data.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>There can be <strong>no mode<\/strong>, <strong>one mode<\/strong>, or <strong>more than one mode<\/strong>.<\/li>\n<\/ul>\n\n\n\n<p><strong>Example:<\/strong> Data: 2, 4, 4, 6, 8, 4, 10<br>\u2192 Mode = <strong>4<\/strong> (it appears 3 times)<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4. Quartiles<\/h3>\n\n\n\n<p><strong>Definition:<\/strong> The Quartiles divide the data into 4 equal parts after sorting.<\/p>\n\n\n\n<p><strong>Types:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Q1 (First Quartile)<\/strong> \u2013 25% of the data lies below it<\/li>\n\n\n\n<li><strong>Q2 (Second Quartile)<\/strong> \u2013 50% below (also <strong>Median<\/strong>)<\/li>\n\n\n\n<li><strong>Q3 (Third Quartile)<\/strong> \u2013 75% below<\/li>\n<\/ul>\n\n\n\n<p><strong>Formula: <\/strong>For a data set arranged in ascending order:<\/p>\n\n\n\n<p><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.practicemock.com\/blog\/wp-content\/uploads\/2025\/08\/image-33.png\" alt=\"Formula for Quartiles.\" class=\"wp-image-168248\" style=\"width:355px;height:71px\" width=\"355\" height=\"71\"\/><\/figure><\/div>\n\n\n<p><\/p>\n\n\n\n<p>Where:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>k=1,2,3 (depending on which quartile you&#8217;re calculating)<\/li>\n\n\n\n<li>nnn = number of data points<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<p><strong>Example:<\/strong> Data: 5, 10, 15, 20, 25, 30, 35, 40<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Q1 = 1\/4th position \u2192 around 2.25th value \u2192 between 2nd (10) and 3rd (15)<br>\u2192 Q1 \u2248 <strong>11.25<\/strong><\/li>\n\n\n\n<li>Q2 = Median = Average of 4th (20) and 5th (25) \u2192 (20+25)\/2 = <strong>22.5<\/strong><\/li>\n\n\n\n<li>Q3 = Around 6.75th position \u2192 between 6th (30) and 7th (35)<br>\u2192 Q3 \u2248 <strong>33.75<\/strong><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">5. Deciles<\/h3>\n\n\n\n<p><strong>Definition:<\/strong> The Deciles divide the data into 10 equal parts.<\/p>\n\n\n\n<p><strong>Types:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>D1<\/strong> = 10% of the data lies below it<\/li>\n\n\n\n<li><strong>D5<\/strong> = 50% of the data lies below it (same as Median)<\/li>\n\n\n\n<li><strong>D9<\/strong> = 90% of the data lies below it<\/li>\n<\/ul>\n\n\n\n<p><strong>Formula: <\/strong><\/p>\n\n\n\n<p><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.practicemock.com\/blog\/wp-content\/uploads\/2025\/08\/image-34.png\" alt=\"Formula for Deciles.\" class=\"wp-image-168250\" style=\"width:346px;height:66px\" width=\"346\" height=\"66\"\/><\/figure><\/div>\n\n\n<p><\/p>\n\n\n\n<p>Where:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>k=1 to 9<\/li>\n<\/ul>\n\n\n\n<p><strong>Example:<\/strong> If your score is at <strong>D7<\/strong>, it means you scored better than <strong>70%<\/strong> of people.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">6. Percentiles<\/h3>\n\n\n\n<p><strong>Definition:<\/strong> The Percentiles divide data into 100 equal parts.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The <strong>k-th percentile<\/strong> means <strong>k% of the data is below<\/strong> that value.<\/li>\n\n\n\n<li>Common ones: 25th (Q1), 50th (Median), 75th (Q3), 90th (often used in exams).<\/li>\n<\/ul>\n\n\n\n<p><strong>Formula: <\/strong><\/p>\n\n\n\n<p><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.practicemock.com\/blog\/wp-content\/uploads\/2025\/08\/image-35.png\" alt=\"Formula for Percentiles.\" class=\"wp-image-168251\" style=\"width:336px;height:64px\" width=\"336\" height=\"64\"\/><\/figure><\/div>\n\n\n<p><\/p>\n\n\n\n<p>Where:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>k = desired percentile (1 to 99)<\/li>\n\n\n\n<li>n = number of data points<\/li>\n<\/ul>\n\n\n\n<p><strong>Example:<\/strong> If your marks are at the <strong>90th percentile<\/strong>, it means you scored <strong>better than 90%<\/strong> of the students.<\/p>\n\n\n\n<p><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/www.practicemock.com\/?next=https%3A%2F%2Fs1.practicemock.com%2Fexams%2F%3Fc%3Dsscspeed%26i%3Dssc&amp;ref=13992\" target=\"_blank\" rel=\"noreferrer noopener\"><img loading=\"lazy\" decoding=\"async\" width=\"400\" height=\"250\" src=\"https:\/\/www.practicemock.com\/blog\/wp-content\/uploads\/2025\/08\/image-20.png\" alt=\"SSC CGL Speed Test\" class=\"wp-image-166994\"\/><\/a><\/figure><\/div>\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">7. Standard Deviation (SD)<\/h3>\n\n\n\n<p><strong>Definition:<\/strong> Standard Deviation measures how much the data values deviate (spread out) from the mean. A small SD means values are close to the mean; a large SD means values are spread out.<\/p>\n\n\n\n<p><strong>Formula (for Ungrouped Data): <\/strong><\/p>\n\n\n\n<p><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"222\" height=\"79\" src=\"https:\/\/www.practicemock.com\/blog\/wp-content\/uploads\/2025\/08\/image-38.png\" alt=\"Formula for Standard Deviation (SD).\" class=\"wp-image-168278\"\/><\/figure><\/div>\n\n\n<p><\/p>\n\n\n\n<p>Where:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>x = each value<\/li>\n\n\n\n<li>x\u0304= mean<\/li>\n\n\n\n<li>n = number of values<\/li>\n<\/ul>\n\n\n\n<p><strong>Example:<\/strong> Data: 2, 4, 6<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Mean x\u0304 = (2+4+6)\/3 = 4<\/li>\n\n\n\n<li>SD =<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"678\" height=\"68\" src=\"https:\/\/www.practicemock.com\/blog\/wp-content\/uploads\/2025\/08\/image-39.png\" alt=\"Example for Standard Deviation.\" class=\"wp-image-168280\"\/><\/figure><\/div>\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">8. Variance<\/h3>\n\n\n\n<p><strong>Definition:<\/strong> Variance is the square of the standard deviation. It shows how spread out the data is \u2014 but unlike SD, it&#8217;s not in original units (it\u2019s squared).<\/p>\n\n\n\n<p><strong>Formula:<\/strong> <\/p>\n\n\n\n<p><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.practicemock.com\/blog\/wp-content\/uploads\/2025\/08\/image-40.png\" alt=\"Formula for Variance.\" class=\"wp-image-168284\" style=\"width:223px;height:64px\" width=\"223\" height=\"64\"\/><\/figure><\/div>\n\n\n<p><\/p>\n\n\n\n<p class=\"has-text-align-center\"><strong>OR<\/strong><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p class=\"has-text-align-center\">Variance = (Standard Deviation)<sup>2<\/sup><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><strong>Example:<\/strong> From the previous example: SD = 1.63<\/p>\n\n\n\n<p>So, <\/p>\n\n\n\n<p class=\"has-text-align-center\">Variance \u2248 1.63<sup>2<\/sup> \u2248 2.67<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">9. Coefficient of Skewness<\/h3>\n\n\n\n<p><strong>Definition:<\/strong> Skewness tells us about the shape of the data distribution; whether it is symmetrical, or skewed (tilted) to the left or right.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>If data is <strong>symmetrical,<\/strong> \u2192 skewness = 0<\/li>\n\n\n\n<li>If data is <strong>positively skewed<\/strong> \u2192 tail on the <strong>right<\/strong> side<\/li>\n\n\n\n<li>If data is <strong>negatively skewed<\/strong> \u2192 tail on the <strong>left<\/strong> side<\/li>\n<\/ul>\n\n\n\n<p><strong>Karl Pearson\u2019s Coefficient of Skewness Formula:<\/strong><\/p>\n\n\n\n<p><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"406\" height=\"63\" src=\"https:\/\/www.practicemock.com\/blog\/wp-content\/uploads\/2025\/08\/image-41.png\" alt=\"Karl Pearson\u2019s Coefficient of Skewness Formula\" class=\"wp-image-168286\"\/><\/figure><\/div>\n\n\n<p><\/p>\n\n\n\n<p>Alternatively, if mode is not given:<\/p>\n\n\n\n<p><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"290\" height=\"66\" src=\"https:\/\/www.practicemock.com\/blog\/wp-content\/uploads\/2025\/08\/image-42.png\" alt=\"Karl Pearson\u2019s Coefficient of Skewness Formula if mode is not given.\" class=\"wp-image-168289\"\/><\/figure><\/div>\n\n\n<p><\/p>\n\n\n\n<p><strong>Example:<\/strong> Mean = 60, Median = 55, SD = 10<\/p>\n\n\n\n<p><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.practicemock.com\/blog\/wp-content\/uploads\/2025\/08\/image-43.png\" alt=\"Example on skewness.\" class=\"wp-image-168291\" style=\"width:472px;height:65px\" width=\"472\" height=\"65\"\/><\/figure><\/div>\n\n\n<p><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/www.practicemock.com\/ssc-cgl-test-series\/?ref=13992\" target=\"_blank\" rel=\"noreferrer noopener\"><img loading=\"lazy\" decoding=\"async\" width=\"1300\" height=\"550\" src=\"https:\/\/www.practicemock.com\/blog\/wp-content\/uploads\/2025\/04\/image-21.png\" alt=\"SSC CGL Free Mock Test\" class=\"wp-image-140306\"\/><\/a><\/figure><\/div>\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">10. Empirical Relationship<\/h3>\n\n\n\n<p><strong>Definition:<\/strong> This is a general rule connecting Mean, Median, and Mode for moderately skewed distributions.<\/p>\n\n\n\n<p><strong>Formula:<\/strong> <\/p>\n\n\n\n<p class=\"has-text-align-center\">Mode \u2248 3 (Median) \u2212 2 (Mean)<\/p>\n\n\n\n<p class=\"has-text-align-center\"><strong>OR<\/strong><\/p>\n\n\n\n<p class=\"has-text-align-center\">Mean-Mode \u2248 3 (Mean\u2212Median)<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><strong>Example:<\/strong> If Mean = 70, Median = 60<br>Then,<br>Mode \u2248 3 (60) \u2212 2 (70) = 180\u2212140=40<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Statistics Questions for SSC CGL: Download Free PDF<\/h2>\n\n\n\n<p>Hope you have understood the statistics and its basic concept. Now, you should practice some questions so that you can understand statistics more deeply. Here we have provided some statistics questions for SSC CGL exam, based on the new pattern that SSC can ask in the SSC CGL Tier 1 exam. Along with that, we have provided a PDF in which you will get detailed solutions for these questions. Try to solve these questions first by yourself, and then download the PDF for solutions.<\/p>\n\n\n\n<p><\/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 has-white-color has-vivid-cyan-blue-background-color has-text-color has-background wp-element-button\" href=\"https:\/\/practicemock.com\/ssc-cgl-test-series\/?next=https%3A%2F%2Fs1.practicemock.com%2Fexams%2F%3Fc%3Ddashboard%26i%3Dssc%26dl%3Dhttps%253A%252F%252Fwww.practicemock.com%252Fpricing%252Fmarketing%252Ffiles%252Fpdf%252Fstatistic-questions-for-ssc-cgl.pdf&amp;ref=13992\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Download Free PDF for Statistics Questions for SSC CGL Tier 1 Exam<\/strong><\/a><\/div>\n<\/div>\n\n\n\n<p><\/p>\n\n\n\n<p><strong>Question 1:<\/strong>&nbsp;Find the mode of a given set of observations whose mean and median is 12 and 36, respectively.<\/p>\n\n\n\n<p>A) 80<\/p>\n\n\n\n<p>B) 84<\/p>\n\n\n\n<p>C) 72<\/p>\n\n\n\n<p>D) 80<\/p>\n\n\n\n<p><strong>Question 2:<\/strong>&nbsp;Given below is the weight (in kg) of 5 different goats. Find the variance of the given data.<\/p>\n\n\n\n<p>Weight: 12, 15, 8, 20, 10<\/p>\n\n\n\n<p>A) 22.4<\/p>\n\n\n\n<p>B) 17.6<\/p>\n\n\n\n<p>C) 19.2<\/p>\n\n\n\n<p>D) 12.8<\/p>\n\n\n\n<p><strong>Question 3:<\/strong>&nbsp;Find the difference between the range and median of the given set X = {20, 13, 26, 14, 12, 46, 21, 28, 32}<\/p>\n\n\n\n<p>A) 20<\/p>\n\n\n\n<p>B) 17<\/p>\n\n\n\n<p>C) 13<\/p>\n\n\n\n<p>D) 21<\/p>\n\n\n\n<p><strong>Question 4:<\/strong>&nbsp;The data given below shows the weight (in kg) of 6 different students:<\/p>\n\n\n\n<p>45, 62, x, 40, 37, 71<\/p>\n\n\n\n<p>If the arithmetic mean of the weight of the 6 students is 52 kg, then find the median weight of the 6 students.<\/p>\n\n\n\n<p>A) 52 kg<\/p>\n\n\n\n<p>B) 55 kg<\/p>\n\n\n\n<p>C) 49 kg<\/p>\n\n\n\n<p>D) 51 kg<\/p>\n\n\n\n<p><strong>Question 5:<\/strong>&nbsp;Find the sample standard deviation of the data given below:<\/p>\n\n\n\n<p>2, 2, 4, 7, 5, 2, 7, 5, 2, 4<\/p>\n\n\n\n<p>A) 2<\/p>\n\n\n\n<p>B) 5<\/p>\n\n\n\n<p>C) 3<\/p>\n\n\n\n<p>D) 4<\/p>\n\n\n\n<p><strong>Question 6:<\/strong>&nbsp;The given table shows the number of people in different age groups. Find the mean age of the given number of people.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>Class interval of age (in years)<\/td><td>Number of people (f)<\/td><\/tr><tr><td>25 \u2013 29<\/td><td>10<\/td><\/tr><tr><td>30 \u2013 34<\/td><td>12<\/td><\/tr><tr><td>35 \u2013 39<\/td><td>8<\/td><\/tr><tr><td>40 \u2013 44<\/td><td>5<\/td><\/tr><tr><td>45 \u2013 49<\/td><td>15<\/td><\/tr><tr><td>50 \u2013 54<\/td><td>10<\/td><\/tr><tr><td>55 \u2013 59<\/td><td>15<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>A) 43.2<\/p>\n\n\n\n<p>B) 42.4<\/p>\n\n\n\n<p>C) 49.2<\/p>\n\n\n\n<p>D) 45.6<\/p>\n\n\n\n<p><strong>Question 7:<\/strong>&nbsp;If mean&nbsp;x\u0304 = 50, standard deviation&nbsp;\u03c3 = 25, then coefficient of variation will be<\/p>\n\n\n\n<p>A) 200%<\/p>\n\n\n\n<p>B) 50%<\/p>\n\n\n\n<p>C) 25%<\/p>\n\n\n\n<p>D) None of these<\/p>\n\n\n\n<p><strong>Question 8:<\/strong>&nbsp;The data given below shows the marks scored by 6 different students in an exam:<\/p>\n\n\n\n<p>56, 60, 35, 73, 92, 44<\/p>\n\n\n\n<p>Find the difference between the arithmetic mean and median of the given data.<\/p>\n\n\n\n<p>A) 5<\/p>\n\n\n\n<p>B) 2<\/p>\n\n\n\n<p>C) 3<\/p>\n\n\n\n<p>D) 0<\/p>\n\n\n\n<p><strong>Question 9:<\/strong>&nbsp;Find the mode of the given data.<\/p>\n\n\n\n<p>12, 14, 13, 12, 6, 13, 8, 3, 13, 12, 14, 12, 6<\/p>\n\n\n\n<p>A) 14<\/p>\n\n\n\n<p>B) 13<\/p>\n\n\n\n<p>C) 12<\/p>\n\n\n\n<p>D) 6<\/p>\n\n\n\n<p><strong>Question 10:<\/strong>&nbsp;Find the mode for the given distribution (rounded off to two decimal places).<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>Class Interval<\/td><td>5 &#8211; 10<\/td><td>10 &#8211; 15<\/td><td>15 &#8211; 20<\/td><td>20 &#8211; 25<\/td><td>25 &#8211; 30<\/td><td>30 &#8211; 35<\/td><\/tr><tr><td>Frequency<\/td><td>8<\/td><td>7<\/td><td>6<\/td><td>9<\/td><td>11<\/td><td>10<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>A) 35.25<\/p>\n\n\n\n<p>B) 40.25<\/p>\n\n\n\n<p>C) 30.33<\/p>\n\n\n\n<p>D) 28.33<\/p>\n\n\n\n<p><\/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 has-white-color has-vivid-cyan-blue-background-color has-text-color has-background wp-element-button\" href=\"https:\/\/practicemock.com\/ssc-cgl-test-series\/?next=https%3A%2F%2Fs1.practicemock.com%2Fexams%2F%3Fc%3Ddashboard%26i%3Dssc%26dl%3Dhttps%253A%252F%252Fwww.practicemock.com%252Fpricing%252Fmarketing%252Ffiles%252Fpdf%252Fstatistic-questions-for-ssc-cgl.pdf&amp;ref=13992\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Download Free PDF for Statistics Questions for SSC CGL Tier 1 Exam<\/strong><\/a><\/div>\n<\/div>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Additional Resources for SSC CGL 2025 Exam Preparation<\/h2>\n\n\n\n<p>Just don&#8217;t focus only on solving the statistics questions. If you want to crack the CGL Tier 1 exam effectively, then you should focus on each topic or section. Here we have provided some free preparation resources that will help you in your revision and exam preparation. You are strongly advised to attempt these resources and increase your chances of scoring good marks.<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-vivid-red-color has-pale-ocean-gradient-background has-text-color has-background\"><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Click for Mock Test -&gt;<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><a href=\"https:\/\/www.practicemock.com\/ssc-cgl-test-series\/?ref=13992\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>SSC CGL Free Full-Length Mock Test<\/strong><\/a><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong><strong>Click for SSC CA -&gt;<\/strong><\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><a href=\"https:\/\/www.practicemock.com\/ssc-cgl-test-series\/?next=https%3A%2F%2Fs1.practicemock.com%2Fexams%2F%3Fc%3Dssctopicca%26i%3Dssc&amp;ref=13992\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>SSC CGL Free Weekly Current Affairs Tests<\/strong><\/a><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong><strong>Click for Quant -&gt;<\/strong><\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><a href=\"https:\/\/www.practicemock.com\/ssc-cgl-test-series\/?next=https%3A%2F%2Fs1.practicemock.com%2Fexams%2F%3Fc%3Dssctopicqa%26i%3Dssc&amp;ref=13992\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Quantitative Aptitude Free Topic Tests<\/strong><\/a><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong><strong>Click for Reasoning -&gt;<\/strong><\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><a href=\"https:\/\/www.practicemock.com\/ssc-cgl-test-series\/?next=https%3A%2F%2Fs1.practicemock.com%2Fexams%2F%3Fc%3Dssctopiclr%26i%3Dssc&amp;ref=13992\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>General Reasoning Free Topic Tests<\/strong><\/a><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong><strong>Click for English -&gt;<\/strong><\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><a href=\"https:\/\/www.practicemock.com\/ssc-cgl-test-series\/?next=https%3A%2F%2Fs1.practicemock.com%2Fexams%2F%3Fc%3Dssctopicel%26i%3Dssc&amp;ref=13992\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>English Comprehension Free Topic Tests<\/strong><\/a><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong><strong>Click for SSC GA<\/strong> -&gt;<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><a href=\"https:\/\/www.practicemock.com\/ssc-cgl-test-series\/?next=https%3A%2F%2Fs1.practicemock.com%2Fexams%2F%3Fc%3Dssctopicga%26i%3Dssc&amp;ref=13992\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>General Awareness Free Topic Tests<\/strong><\/a><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Click for Sectional Mock Tests -&gt;<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong><a href=\"https:\/\/www.practicemock.com\/blog\/ssc-cgl-sectional-mock-test\/\" target=\"_blank\" rel=\"noreferrer noopener\">SSC CGL Free Sectional Mock Tests<\/a><\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Click for PYQs -&gt;<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><a href=\"https:\/\/www.practicemock.com\/blog\/ssc-cgl-previous-year-papers-with-solutions\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Free SSC CGL Previous Year Question Papers<\/strong><\/a><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/www.practicemock.com\/?next=https%3A%2F%2Fwww.practicemock.com%2Fs1pricing%2Findex.php%3Fc%3Dsscpro&amp;ref=13992\" target=\"_blank\" rel=\"noreferrer noopener\"><img loading=\"lazy\" decoding=\"async\" width=\"1141\" height=\"620\" src=\"https:\/\/www.practicemock.com\/blog\/wp-content\/uploads\/2025\/05\/New-SSC-Courses-6.png\" alt=\"\" class=\"wp-image-148907\"\/><\/a><\/figure><\/div>\n\n\n<p><\/p>\n\n\n\n<p class=\"has-text-align-center\"><strong><em>Join our exclusive Telegram group for expert guidance, personalized tips, and real-time solutions to boost your SSC exam prep. [<a href=\"https:\/\/t.me\/practicemockssc\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Click here to join now!<\/a>]<\/em><\/strong><\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td colspan=\"2\"><strong>Other Blogs of SSC CGL 2025<\/strong><\/td><\/tr><tr><td><a href=\"https:\/\/www.practicemock.com\/blog\/ssc-cgl-notification\/\" target=\"_blank\" rel=\"noreferrer noopener\">SSC CGL Notification<\/a><\/td><td><a href=\"https:\/\/www.practicemock.com\/blog\/ssc-cgl-syllabus\/\" target=\"_blank\" rel=\"noreferrer noopener\">SSC CGL Syllabus<\/a><\/td><\/tr><tr><td><a href=\"https:\/\/www.practicemock.com\/blog\/ssc-cgl-study-plan-2025\/\" target=\"_blank\" rel=\"noreferrer noopener\">SSC CGL Study Plan<\/a><\/td><td><a href=\"https:\/\/www.practicemock.com\/blog\/ssc-cgl-exam-pattern\/\" target=\"_blank\" rel=\"noreferrer noopener\">SSC CGL Exam Pattern<\/a><\/td><\/tr><tr><td><a href=\"https:\/\/www.practicemock.com\/blog\/ssc-cgl-cut-off\/\" target=\"_blank\" rel=\"noreferrer noopener\">SSC CGL Cut Off<\/a><\/td><td><a href=\"https:\/\/www.practicemock.com\/blog\/ssc-cgl-preparation-strategy\/\" target=\"_blank\" rel=\"noreferrer noopener\">SSC CGL Preparation Strategy<\/a><\/td><\/tr><tr><td><a href=\"https:\/\/www.practicemock.com\/blog\/ssc-cgl-previous-year-papers-with-solutions\/\" target=\"_blank\" rel=\"noreferrer noopener\">SSC CGL Previous Year Question Papers<\/a><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">FAQs: Statistics for SSC CGL<\/h2>\n\n\n\n<div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-1755609966069\"><strong class=\"schema-faq-question\">What is statistics in SSC CGL?<\/strong> <p class=\"schema-faq-answer\">Statistics is a part of the Quant section involving data analysis like mean, median, mode, etc.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1755610300523\"><strong class=\"schema-faq-question\">What topics are covered under statistics for SSC CGL?<\/strong> <p class=\"schema-faq-answer\">Key topics include Mean, Median, Mode, Quartiles, Deciles, Percentiles, SD, Variance, Skewness, etc.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1755610319010\"><strong class=\"schema-faq-question\">Where can I get the statistics questions of SSC CGL exam level?<\/strong> <p class=\"schema-faq-answer\">You can get the statistics questions for SSC CGL exam level in this blog.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1755610503372\"><strong class=\"schema-faq-question\">What is the best way to prepare statistics for SSC CGL?<\/strong> <p class=\"schema-faq-answer\">Understand concepts clearly and practice mock tests and PYQs regularly.<\/p> <\/div> <\/div>\n","protected":false},"excerpt":{"rendered":"<p>The Statistics topic has been added to the SSC CGL 2025 exam. Check the difficulty level of questions based on the Eduquity pattern.<\/p>\n","protected":false},"author":25,"featured_media":168224,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"footnotes":""},"categories":[16],"tags":[],"class_list":["post-168211","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ssc-cgl"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Statistics for SSC CGL, Solve New Pattern Questions, Get Free PDF<\/title>\n<meta name=\"description\" content=\"The Statistics topic has been added to the SSC CGL 2025 exam. Check the difficulty level of questions based on the Eduquity pattern.\" \/>\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.practicemock.com\/blog\/statistics-for-ssc-cgl\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Statistics for SSC CGL, Solve New Pattern Questions, Get Free PDF\" \/>\n<meta property=\"og:description\" content=\"The Statistics topic has been added to the SSC CGL 2025 exam. 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Check the difficulty level of questions based on the Eduquity pattern.","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.practicemock.com\/blog\/statistics-for-ssc-cgl\/","og_locale":"en_US","og_type":"article","og_title":"Statistics for SSC CGL, Solve New Pattern Questions, Get Free PDF","og_description":"The Statistics topic has been added to the SSC CGL 2025 exam. Check the difficulty level of questions based on the Eduquity pattern.","og_url":"https:\/\/www.practicemock.com\/blog\/statistics-for-ssc-cgl\/","og_site_name":"Practicemock","article_published_time":"2025-08-22T11:14:29+00:00","article_modified_time":"2025-08-22T11:14:30+00:00","og_image":[{"width":1200,"height":675,"url":"https:\/\/www.practicemock.com\/blog\/wp-content\/uploads\/2025\/08\/Statistics-for-SSC-CGL.png","type":"image\/png"}],"author":"Abhishek Jatariya","twitter_card":"summary_large_image","twitter_misc":{"Written by":"Abhishek Jatariya","Est. reading time":"11 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":["WebPage","FAQPage"],"@id":"https:\/\/www.practicemock.com\/blog\/statistics-for-ssc-cgl\/","url":"https:\/\/www.practicemock.com\/blog\/statistics-for-ssc-cgl\/","name":"Statistics for SSC CGL, Solve New Pattern Questions, Get Free PDF","isPartOf":{"@id":"https:\/\/www.practicemock.com\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.practicemock.com\/blog\/statistics-for-ssc-cgl\/#primaryimage"},"image":{"@id":"https:\/\/www.practicemock.com\/blog\/statistics-for-ssc-cgl\/#primaryimage"},"thumbnailUrl":"https:\/\/www.practicemock.com\/blog\/wp-content\/uploads\/2025\/08\/Statistics-for-SSC-CGL.png","datePublished":"2025-08-22T11:14:29+00:00","dateModified":"2025-08-22T11:14:30+00:00","author":{"@id":"https:\/\/www.practicemock.com\/blog\/#\/schema\/person\/c31174d4112cf4e827e441653855a4df"},"description":"The Statistics topic has been added to the SSC CGL 2025 exam. 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At PracticeMock I am a dedicated Government Job aspirant turned passionate Content writer &amp; Content creator. My blogs are a one-stop destination for accurate and comprehensive information on exams like SSC, Railways, and Other PSU Jobs. I am on a mission to provide you with all the details about these exams you need, conveniently in one place. I hope you will like my writing.","sameAs":["https:\/\/www.practicemock.com\/blog\/"],"url":"https:\/\/www.practicemock.com\/blog\/author\/abhishek-jatariya\/"},{"@type":"Question","@id":"https:\/\/www.practicemock.com\/blog\/statistics-for-ssc-cgl\/#faq-question-1755609966069","position":1,"url":"https:\/\/www.practicemock.com\/blog\/statistics-for-ssc-cgl\/#faq-question-1755609966069","name":"What is statistics in SSC CGL?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Statistics is a part of the Quant section involving data analysis like mean, median, mode, etc.","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.practicemock.com\/blog\/statistics-for-ssc-cgl\/#faq-question-1755610300523","position":2,"url":"https:\/\/www.practicemock.com\/blog\/statistics-for-ssc-cgl\/#faq-question-1755610300523","name":"What topics are covered under statistics for SSC CGL?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Key topics include Mean, Median, Mode, Quartiles, Deciles, Percentiles, SD, Variance, Skewness, etc.","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.practicemock.com\/blog\/statistics-for-ssc-cgl\/#faq-question-1755610319010","position":3,"url":"https:\/\/www.practicemock.com\/blog\/statistics-for-ssc-cgl\/#faq-question-1755610319010","name":"Where can I get the statistics questions of SSC CGL exam level?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"You can get the statistics questions for SSC CGL exam level in this blog.","inLanguage":"en-US"},"inLanguage":"en-US"},{"@type":"Question","@id":"https:\/\/www.practicemock.com\/blog\/statistics-for-ssc-cgl\/#faq-question-1755610503372","position":4,"url":"https:\/\/www.practicemock.com\/blog\/statistics-for-ssc-cgl\/#faq-question-1755610503372","name":"What is the best way to prepare statistics for SSC CGL?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Understand concepts clearly and practice mock tests and PYQs regularly.","inLanguage":"en-US"},"inLanguage":"en-US"}]}},"uagb_featured_image_src":{"full":["https:\/\/www.practicemock.com\/blog\/wp-content\/uploads\/2025\/08\/Statistics-for-SSC-CGL.png",1200,675,false],"thumbnail":["https:\/\/www.practicemock.com\/blog\/wp-content\/uploads\/2025\/08\/Statistics-for-SSC-CGL.png",150,84,false],"medium":["https:\/\/www.practicemock.com\/blog\/wp-content\/uploads\/2025\/08\/Statistics-for-SSC-CGL.png",300,169,false],"medium_large":["https:\/\/www.practicemock.com\/blog\/wp-content\/uploads\/2025\/08\/Statistics-for-SSC-CGL.png",640,360,false],"large":["https:\/\/www.practicemock.com\/blog\/wp-content\/uploads\/2025\/08\/Statistics-for-SSC-CGL.png",640,360,false],"1536x1536":["https:\/\/www.practicemock.com\/blog\/wp-content\/uploads\/2025\/08\/Statistics-for-SSC-CGL.png",1200,675,false],"2048x2048":["https:\/\/www.practicemock.com\/blog\/wp-content\/uploads\/2025\/08\/Statistics-for-SSC-CGL.png",1200,675,false],"web-stories-poster-portrait":["https:\/\/www.practicemock.com\/blog\/wp-content\/uploads\/2025\/08\/Statistics-for-SSC-CGL.png",640,360,false],"web-stories-publisher-logo":["https:\/\/www.practicemock.com\/blog\/wp-content\/uploads\/2025\/08\/Statistics-for-SSC-CGL.png",96,54,false],"web-stories-thumbnail":["https:\/\/www.practicemock.com\/blog\/wp-content\/uploads\/2025\/08\/Statistics-for-SSC-CGL.png",150,84,false]},"uagb_author_info":{"display_name":"Abhishek Jatariya","author_link":"https:\/\/www.practicemock.com\/blog\/author\/abhishek-jatariya\/"},"uagb_comment_info":0,"uagb_excerpt":"The Statistics topic has been added to the SSC CGL 2025 exam. 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