{"id":8656,"date":"2020-02-26T05:31:16","date_gmt":"2020-02-26T05:31:16","guid":{"rendered":"https:\/\/www.healthbenefitstimes.com\/glossary\/?p=8656"},"modified":"2023-02-07T06:20:51","modified_gmt":"2023-02-07T06:20:51","slug":"variance","status":"publish","type":"post","link":"https:\/\/www.healthbenefitstimes.com\/glossary\/variance\/","title":{"rendered":"Variance"},"content":{"rendered":"<p>Degree of dispersion of data about the mean. The square root of the variance is the standard deviation. For bell\u2010shaped curves, the larger the variance, the flatter the distribution curve; the smaller the variance, the more peaked the curve.<\/p>\n<hr \/>\n<p>A measure of variation equal to the square of the standard deviation or its estimate.<\/p>\n<hr \/>\n<p>A measure of variability of a frequency distribution is computed by finding the difference between each score and the mean, squaring the result, adding all the squared deviations obtained in this manner, and dividing it by the number of cases.<\/p>\n<hr \/>\n<p>A statistical index of the degree to which measurements in a data set are different from each other or deviate from the mean; the square of the standard deviation.<\/p>\n<hr \/>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Degree of dispersion of data about the mean. The square root of the variance is the standard deviation. For bell\u2010shaped curves, the larger the variance, the flatter the distribution curve; the smaller the variance, the more peaked the curve. A measure of variation equal to the square of the standard deviation or its estimate. A [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[22],"tags":[],"class_list":["post-8656","post","type-post","status-publish","format-standard","hentry","category-v"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Variance - Definition of Variance<\/title>\n<meta name=\"description\" content=\"Degree of dispersion of data about the mean. The square root of the variance is the standard deviation. For bell\u2010shaped curves, the larger the variance, the flatter the distribution curve; the smaller the variance, the more peaked the curve.A measure of variation equal to the square of the standard deviation or its estimate.A measure of variability of a frequency distribution is computed by finding the difference between each score and the mean, squaring the result, adding all the squared deviations obtained in this manner, and dividing it by the number of cases.A statistical index of the degree to which measurements in a data set are different from each other or deviate from the mean; the square of the standard deviation.\" \/>\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.healthbenefitstimes.com\/glossary\/variance\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Variance - Definition of Variance\" \/>\n<meta property=\"og:description\" content=\"Degree of dispersion of data about the mean. The square root of the variance is the standard deviation. For bell\u2010shaped curves, the larger the variance, the flatter the distribution curve; the smaller the variance, the more peaked the curve.A measure of variation equal to the square of the standard deviation or its estimate.A measure of variability of a frequency distribution is computed by finding the difference between each score and the mean, squaring the result, adding all the squared deviations obtained in this manner, and dividing it by the number of cases.A statistical index of the degree to which measurements in a data set are different from each other or deviate from the mean; the square of the standard deviation.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.healthbenefitstimes.com\/glossary\/variance\/\" \/>\n<meta property=\"og:site_name\" content=\"Glossary\" \/>\n<meta property=\"article:published_time\" content=\"2020-02-26T05:31:16+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2023-02-07T06:20:51+00:00\" \/>\n<meta name=\"author\" content=\"Glossary\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Glossary\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.healthbenefitstimes.com\/glossary\/variance\/\",\"url\":\"https:\/\/www.healthbenefitstimes.com\/glossary\/variance\/\",\"name\":\"Variance - Definition of Variance\",\"isPartOf\":{\"@id\":\"https:\/\/www.healthbenefitstimes.com\/glossary\/#website\"},\"datePublished\":\"2020-02-26T05:31:16+00:00\",\"dateModified\":\"2023-02-07T06:20:51+00:00\",\"author\":{\"@id\":\"https:\/\/www.healthbenefitstimes.com\/glossary\/#\/schema\/person\/ccfef987a4882e6356ae6d77d33e74c5\"},\"description\":\"Degree of dispersion of data about the mean. The square root of the variance is the standard deviation. For bell\u2010shaped curves, the larger the variance, the flatter the distribution curve; the smaller the variance, the more peaked the curve.A measure of variation equal to the square of the standard deviation or its estimate.A measure of variability of a frequency distribution is computed by finding the difference between each score and the mean, squaring the result, adding all the squared deviations obtained in this manner, and dividing it by the number of cases.A statistical index of the degree to which measurements in a data set are different from each other or deviate from the mean; the square of the standard deviation.\",\"breadcrumb\":{\"@id\":\"https:\/\/www.healthbenefitstimes.com\/glossary\/variance\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.healthbenefitstimes.com\/glossary\/variance\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.healthbenefitstimes.com\/glossary\/variance\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.healthbenefitstimes.com\/glossary\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Variance\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.healthbenefitstimes.com\/glossary\/#website\",\"url\":\"https:\/\/www.healthbenefitstimes.com\/glossary\/\",\"name\":\"Glossary\",\"description\":\"Difinitions\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.healthbenefitstimes.com\/glossary\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.healthbenefitstimes.com\/glossary\/#\/schema\/person\/ccfef987a4882e6356ae6d77d33e74c5\",\"name\":\"Glossary\",\"url\":\"https:\/\/www.healthbenefitstimes.com\/glossary\/author\/adminglossary\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Variance - Definition of Variance","description":"Degree of dispersion of data about the mean. 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