{"id":155940,"date":"2022-03-26T01:12:13","date_gmt":"2022-03-25T19:42:13","guid":{"rendered":"https:\/\/infinitylearn.com\/surge\/statistics-formula-mean-median-mode-standard-deviation-and-variance\/"},"modified":"2025-05-29T10:29:09","modified_gmt":"2025-05-29T04:59:09","slug":"statistics-formula-mean-median-mode-standard-deviation-and-variance","status":"publish","type":"post","link":"https:\/\/infinitylearn.com\/surge\/maths\/statistics-formula\/","title":{"rendered":"Statistics Formula &#8211; Mean, Median, Mode, Standard Deviation, and Variance"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_37 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\">Table of Contents<\/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\" style=\"display: none;\"><label for=\"item\" aria-label=\"Table of Content\"><span style=\"display: flex;align-items: center;width: 35px;height: 30px;justify-content: center;\"><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><\/label><input type=\"checkbox\" id=\"item\"><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' style='display:block'><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/infinitylearn.com\/surge\/maths\/statistics-formula\/#What_is_Statistics\" title=\"What is Statistics?\">What is Statistics?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/infinitylearn.com\/surge\/maths\/statistics-formula\/#What_Are_the_Various_Statistics_Formulas\" title=\"What Are the Various Statistics Formulas?\">What Are the Various Statistics Formulas?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/infinitylearn.com\/surge\/maths\/statistics-formula\/#The_Main_Concepts_in_Statistics_Are\" title=\"The Main Concepts in Statistics Are\">The Main Concepts in Statistics Are<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/infinitylearn.com\/surge\/maths\/statistics-formula\/#Basic_Statistics_Formulas\" title=\"Basic Statistics Formulas\">Basic Statistics Formulas<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/infinitylearn.com\/surge\/maths\/statistics-formula\/#Mean\" title=\"Mean:\">Mean:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/infinitylearn.com\/surge\/maths\/statistics-formula\/#Median\" title=\"Median:\">Median:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/infinitylearn.com\/surge\/maths\/statistics-formula\/#Mode\" title=\"Mode:\">Mode:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/infinitylearn.com\/surge\/maths\/statistics-formula\/#Standard_Deviation\" title=\"Standard Deviation:\">Standard Deviation:<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"What_is_Statistics\"><\/span>What is Statistics?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Statistics Formula &#8211; Mean: <a href=\"https:\/\/infinitylearn.com\/surge\/maths\/statistics-formula\/\">Statistics<\/a> is a branch of mathematics used to collect, analyze, and interpret data. It can be used to help make decisions, predict outcomes, and understand trends.<\/p>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"What_Are_the_Various_Statistics_Formulas\"><\/span>What Are the Various Statistics Formulas?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>There are a variety of different formulas that can used for statistics. Some of the most common formulas include the mean, median, and mode, as well as the standard deviation and variance. These formulas used to calculate different descriptive statistics, which can help to summarize and describe a data set.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"The_Main_Concepts_in_Statistics_Are\"><\/span>The Main Concepts in Statistics Are<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>The main concepts in statistics are population, sample, and parameter. A population the complete set of all elements of interest in a study. A sample is a subset of a population. A parameter is a numerical measure of a characteristic of a population.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Basic_Statistics_Formulas\"><\/span>Basic Statistics Formulas<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>The following are some basic formulas for statistics.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Mean\"><\/span>Mean:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>The mean, or average, calculated by adding up all of the numbers in a data set and dividing by the number of data points.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Median\"><\/span>Median:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>The median the middle number in a data set when the data sorted in ascending order.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Mode\"><\/span>Mode:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>The mode the most common number in a data set.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Standard_Deviation\"><\/span>Standard Deviation:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>The standard deviation is a measure of how dispersed the data is around the mean.<\/p>\n<p dir=\"ltr\">Let Us Understand the Above 5 Statistics Formulas With Examples :<\/p>\n<ul>\n<li dir=\"ltr\" aria-level=\"1\">\n<p dir=\"ltr\" role=\"presentation\">Mean: The arithmetical mean is the sum of a set of no, separated by the number of numbers in the collection, or simply the mean or the average.<\/p>\n<\/li>\n<li dir=\"ltr\" aria-level=\"1\">\n<p dir=\"ltr\" role=\"presentation\">Median: In a sorted, ascending or descending, list of numbers, the median is the middle number and may be more representative of that data set than the average.<\/p>\n<\/li>\n<li dir=\"ltr\" aria-level=\"1\">\n<p dir=\"ltr\" role=\"presentation\">Mode: The mode is the value that most frequently appears in a data value set.<\/p>\n<\/li>\n<li dir=\"ltr\" aria-level=\"1\">\n<p dir=\"ltr\" role=\"presentation\">Standard Deviation: A calculation of the amount of variance or dispersion of a set of values is the standard deviation.<\/p>\n<\/li>\n<li dir=\"ltr\" aria-level=\"1\">\n<p dir=\"ltr\" role=\"presentation\">Variance: The expectation of the square deviation of a random variable from its mean is variance.<\/p>\n<\/li>\n<\/ul>\n<p dir=\"ltr\">Now let us look at the formula of statistics that can used while solving the problems.<\/p>\n<p dir=\"ltr\">\n","protected":false},"excerpt":{"rendered":"<p>What is Statistics? Statistics Formula &#8211; Mean: Statistics is a branch of mathematics used to collect, analyze, and interpret data. [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_focuskw":"Statistics Formula - Mean","_yoast_wpseo_title":"%%title%% %%page%%","_yoast_wpseo_metadesc":"Learn about statistics formula topic of maths in details explained by subject experts on infinitylearn.com. 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