{"id":10956,"date":"2019-12-05T16:05:06","date_gmt":"2019-12-05T14:05:06","guid":{"rendered":"https:\/\/www.datanovia.com\/en\/?post_type=dt_classes&#038;p=10956"},"modified":"2019-12-08T10:11:37","modified_gmt":"2019-12-08T08:11:37","slug":"comparing-means-in-r","status":"publish","type":"dt_classes","link":"https:\/\/www.datanovia.com\/en\/classes\/comparing-means-in-r\/","title":{"rendered":"Comparing Means in R"},"content":{"rendered":"<div id=\"rdoc\">\n<p>This course provides a solid step-by-step practical guide to statistical inference for <strong>comparing groups means<\/strong> using the R software. It is designed to get you doing the statistical tests in R as quick as possible. This course focuses on implementation and understanding of the methods, without having to struggle through pages of mathematical proofs.<\/p>\n<p>You will be guided through the steps of summarizing and visualizing the data, checking the assumptions and performing statistical tests in R, interpreting and reporting the results.<\/p>\n<p>Some examples of graphics with p-values, described in this course, are shown below.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.datanovia.com\/en\/wp-content\/uploads\/dn-tutorials\/r-statistics-2-comparing-groups-means\/figures\/061-r-statistics-comparing-group-means-course-two-way-anova-box-plots-with-pvalues-1.png\" width=\"480\" \/><\/p>\n<div class='dt-sc-hr-invisible-medium  '><\/div>\n<div class='dt-sc-ico-content type1'><div class='custom-icon' ><a href='https:\/\/www.datanovia.com\/en\/product\/practical-statistics-in-r-for-comparing-groups-numerical-variables\/' target='_blank'><span class='fa fa-book'><\/span><\/a><\/div><h4><a href='https:\/\/www.datanovia.com\/en\/product\/practical-statistics-in-r-for-comparing-groups-numerical-variables\/' target='_blank'> Related Book <\/a><\/h4>Practical Statistics in R II - Comparing Groups: Numerical Variables<\/div>\n<div class='dt-sc-hr-invisible-medium  '><\/div>\n<\/div>\n<p><!--end rdoc--><\/p>\n","protected":false},"excerpt":{"rendered":"<p>This class provides a solid step-by-step practical guide to statistical inference for comparing groups means in R software. You will lean how to compute parametric tests (t-test, ANOVA, ANCOVA) and non-parametric tests (Wilcoxon test, Sign test, Kruskal-Wallis test and Friedman test. We&#8217;ll show how to use these tests for both independent and repeated measures. Post-hoc tests are also presented when comparing the means of multiple groups. You will also learn how to add p-values and significance symbols to plots, such as Box plots and Line plots.<\/p>\n","protected":false},"author":1,"featured_media":9078,"menu_order":0,"comment_status":"open","ping_status":"closed","template":"","class_list":["post-10956","dt_classes","type-dt_classes","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Comparing Means in R: The Best Practical Guide - Datanovia<\/title>\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.datanovia.com\/en\/classes\/comparing-means-in-r\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Comparing Means in R: The Best Practical Guide - Datanovia\" \/>\n<meta property=\"og:description\" content=\"This class provides a solid step-by-step practical guide to statistical inference for comparing groups means in R software. You will lean how to compute parametric tests (t-test, ANOVA, ANCOVA) and non-parametric tests (Wilcoxon test, Sign test, Kruskal-Wallis test and Friedman test. We&#039;ll show how to use these tests for both independent and repeated measures. Post-hoc tests are also presented when comparing the means of multiple groups. You will also learn how to add p-values and significance symbols to plots, such as Box plots and Line plots.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.datanovia.com\/en\/classes\/comparing-means-in-r\/\" \/>\n<meta property=\"og:site_name\" content=\"Datanovia\" \/>\n<meta property=\"article:modified_time\" content=\"2019-12-08T08:11:37+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.datanovia.com\/en\/wp-content\/uploads\/2019\/05\/X27067045_571700019836613_5140197408471977326_n.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1024\" \/>\n\t<meta property=\"og:image:height\" content=\"512\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.datanovia.com\/en\/classes\/comparing-means-in-r\/\",\"url\":\"https:\/\/www.datanovia.com\/en\/classes\/comparing-means-in-r\/\",\"name\":\"Comparing Means in R: The Best Practical Guide - Datanovia\",\"isPartOf\":{\"@id\":\"https:\/\/www.datanovia.com\/en\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.datanovia.com\/en\/classes\/comparing-means-in-r\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.datanovia.com\/en\/classes\/comparing-means-in-r\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.datanovia.com\/en\/wp-content\/uploads\/2019\/05\/X27067045_571700019836613_5140197408471977326_n.jpg\",\"datePublished\":\"2019-12-05T14:05:06+00:00\",\"dateModified\":\"2019-12-08T08:11:37+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/www.datanovia.com\/en\/classes\/comparing-means-in-r\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.datanovia.com\/en\/classes\/comparing-means-in-r\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.datanovia.com\/en\/classes\/comparing-means-in-r\/#primaryimage\",\"url\":\"https:\/\/www.datanovia.com\/en\/wp-content\/uploads\/2019\/05\/X27067045_571700019836613_5140197408471977326_n.jpg\",\"contentUrl\":\"https:\/\/www.datanovia.com\/en\/wp-content\/uploads\/2019\/05\/X27067045_571700019836613_5140197408471977326_n.jpg\",\"width\":1024,\"height\":512},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.datanovia.com\/en\/classes\/comparing-means-in-r\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.datanovia.com\/en\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Classes\",\"item\":\"https:\/\/www.datanovia.com\/en\/classes\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Comparing Means in R\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.datanovia.com\/en\/#website\",\"url\":\"https:\/\/www.datanovia.com\/en\/\",\"name\":\"Datanovia\",\"description\":\"Data Mining and Statistics for Decision Support\",\"publisher\":{\"@id\":\"https:\/\/www.datanovia.com\/en\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.datanovia.com\/en\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.datanovia.com\/en\/#organization\",\"name\":\"Datanovia\",\"url\":\"https:\/\/www.datanovia.com\/en\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.datanovia.com\/en\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.datanovia.com\/en\/wp-content\/uploads\/2018\/09\/datanovia-logo.png\",\"contentUrl\":\"https:\/\/www.datanovia.com\/en\/wp-content\/uploads\/2018\/09\/datanovia-logo.png\",\"width\":98,\"height\":99,\"caption\":\"Datanovia\"},\"image\":{\"@id\":\"https:\/\/www.datanovia.com\/en\/#\/schema\/logo\/image\/\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Comparing Means in R: The Best Practical Guide - Datanovia","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.datanovia.com\/en\/classes\/comparing-means-in-r\/","og_locale":"en_US","og_type":"article","og_title":"Comparing Means in R: The Best Practical Guide - Datanovia","og_description":"This class provides a solid step-by-step practical guide to statistical inference for comparing groups means in R software. 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