{"id":606,"date":"2010-03-28T16:59:03","date_gmt":"2010-03-28T21:59:03","guid":{"rendered":"http:\/\/people.auc.ca\/brodbeck\/blog\/?p=606"},"modified":"2010-03-29T07:07:13","modified_gmt":"2010-03-29T12:07:13","slug":"psychology-3256-winter-2010-multiple-regression-02","status":"publish","type":"post","link":"http:\/\/people.auc.ca\/brodbeck\/blog\/?p=606","title":{"rendered":"Psychology 3256 (Winter 2010) &#8211; Multiple Regression 02"},"content":{"rendered":"<p>Our last class of the course.<\/p>\n<p>Music &#8220;Still Alive&#8221; by Jonathan Coulton<\/p>\n<p>Here are the residual plots that I drew on the board:<\/p>\n<p><img data-recalc-dims=\"1\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/people.auc.ca\/brodbeck\/3256\/ok_residuals.jpg?w=525\" \/><\/p>\n<p>These ones here are fine, note the lack of relationship between e and x<\/p>\n<p><img data-recalc-dims=\"1\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/people.auc.ca\/brodbeck\/3256\/cone_residuals.jpg?w=525\" \/><\/p>\n<p>That one is no good because there is a relationship between x and e, basically, error increases as x increases, not really that random is it?<\/p>\n<p><img data-recalc-dims=\"1\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/people.auc.ca\/brodbeck\/3256\/outliers_residuals.jpg?w=525\" \/><\/p>\n<p>This one shows a group of outliers in the top right.\u00c2\u00a0 So, again, we have a problem.<br \/>\n<a href=\"http:\/\/www.thunderbirdsix.org\/dave_eps\/3256_10_reg2.mp3\">Listen Now<\/a><\/p>\n<p>[tags]Dave Brodbeck, Psychology, Statistics, Algoma University, Regression[\/tags]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Our last class of the course. Music &#8220;Still Alive&#8221; by Jonathan Coulton Here are the residual plots that I drew on the board: These ones here are fine, note the lack of relationship between e and x That one is no good because there is a relationship between x and e, basically, error increases as &hellip; <\/p>\n<p class=\"link-more\"><a href=\"http:\/\/people.auc.ca\/brodbeck\/blog\/?p=606\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Psychology 3256 (Winter 2010) &#8211; Multiple Regression 02&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","enabled":false},"version":2}},"categories":[8],"tags":[],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p9pTJx-9M","jetpack_likes_enabled":true,"_links":{"self":[{"href":"http:\/\/people.auc.ca\/brodbeck\/blog\/index.php?rest_route=\/wp\/v2\/posts\/606"}],"collection":[{"href":"http:\/\/people.auc.ca\/brodbeck\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/people.auc.ca\/brodbeck\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/people.auc.ca\/brodbeck\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/people.auc.ca\/brodbeck\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=606"}],"version-history":[{"count":0,"href":"http:\/\/people.auc.ca\/brodbeck\/blog\/index.php?rest_route=\/wp\/v2\/posts\/606\/revisions"}],"wp:attachment":[{"href":"http:\/\/people.auc.ca\/brodbeck\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=606"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/people.auc.ca\/brodbeck\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=606"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/people.auc.ca\/brodbeck\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=606"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}