{"id":1143,"date":"2007-08-07T17:05:41","date_gmt":"2007-08-07T15:05:41","guid":{"rendered":"http:\/\/www.wjst.de\/blog\/downloads\/an-alternative-to-pearson-r2\/"},"modified":"2007-08-07T17:09:45","modified_gmt":"2007-08-07T15:09:45","slug":"an-alternative-to-pearson-r2","status":"publish","type":"post","link":"https:\/\/www.wjst.de\/blog\/sciencesurf\/2007\/08\/an-alternative-to-pearson-r2\/","title":{"rendered":"An alternative to Pearson R^2"},"content":{"rendered":"<p>There is a nice online example of <a href=\"http:\/\/en.wikipedia.org\/wiki\/Anscombe%27s_quartet\">four datasets<\/a> that show exactly the same variable mean AND Pearson R^2 although they look quite different!<\/p>\n<p>I show here an alternative R solution for the <a href=\"http:\/\/en.wikipedia.org\/wiki\/Correlation_ratio\">correlation ratio<\/a> eta that may help if you are dealing with such data.<\/p>\n<p><a href=\"https:\/\/www.wjst.de\/blog\/wp-content\/plugins\/scripts\/anscombe.R\">anscombe.R<\/a><br \/>\n|wj_anscombe.R|<\/p>\n\n<p>&nbsp;<\/p>\n<div class=\"bottom-note\">\n  <span class=\"mod1\">CC-BY-NC Science Surf , accessed 10.04.2026<\/span>\n <\/div>","protected":false},"excerpt":{"rendered":"<p>There is a nice online example of four datasets that show exactly the same variable mean AND Pearson R^2 although they look quite different! I show here an alternative R solution for the correlation ratio eta that may help if you are dealing with such data. anscombe.R |wj_anscombe.R| &nbsp; CC-BY-NC Science Surf , accessed 10.04.2026<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-1143","post","type-post","status-publish","format-standard","hentry","category-genetics-biology"],"_links":{"self":[{"href":"https:\/\/www.wjst.de\/blog\/wp-json\/wp\/v2\/posts\/1143","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wjst.de\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wjst.de\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wjst.de\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wjst.de\/blog\/wp-json\/wp\/v2\/comments?post=1143"}],"version-history":[{"count":0,"href":"https:\/\/www.wjst.de\/blog\/wp-json\/wp\/v2\/posts\/1143\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.wjst.de\/blog\/wp-json\/wp\/v2\/media?parent=1143"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wjst.de\/blog\/wp-json\/wp\/v2\/categories?post=1143"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wjst.de\/blog\/wp-json\/wp\/v2\/tags?post=1143"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}