{"id":400,"date":"2017-05-06T04:18:36","date_gmt":"2017-05-06T04:18:36","guid":{"rendered":"http:\/\/sites.warnercnr.colostate.edu\/gwhite\/?page_id=400"},"modified":"2017-05-06T04:18:36","modified_gmt":"2017-05-06T04:18:36","slug":"design-matrix-scaling-covariates","status":"publish","type":"page","link":"https:\/\/sites.warnercnr.colostate.edu\/gwhite\/design-matrix-scaling-covariates\/","title":{"rendered":"Design Matrix &#8212; Scaling Covariates"},"content":{"rendered":"<p><span style=\"color: #0000ff;font-family: Arial, helvetica, sans-serif;font-size: small\"><a href=\"http:\/\/oldweb.warnercnr.colostate.edu\/~gwhite\/mark\/markhelp\/index.html\">Contents<\/a> &#8211; <a href=\"http:\/\/oldweb.warnercnr.colostate.edu\/~gwhite\/mark\/markhelp\/idx.htm\">Index<\/a><\/span><\/p>\n<hr \/>\n<p><span style=\"color: #0000ff;font-family: Arial, helvetica, sans-serif;font-size: medium\"><b>Design Matrix &#8212; Scaling Covariates<\/b><\/span><\/p>\n<p><span style=\"color: #0000ff;font-family: Arial, helvetica, sans-serif;font-size: small\">Although extreme ranges of covariates might appear biologically unreasonable, MARK scales all the values in the design matrix to values between -1 and 1.\u00a0 The user is not required to scale design matrix entries.<\/span><\/p>\n<p><span style=\"color: #0000ff;font-family: Arial, helvetica, sans-serif;font-size: small\">I<a href=\"http:\/\/oldweb.warnercnr.colostate.edu\/~gwhite\/mark\/markhelp\/individual_covariates.htm\">ndividual covariates<\/a> can also be <a href=\"http:\/\/oldweb.warnercnr.colostate.edu\/~gwhite\/mark\/markhelp\/standardize_individual_covariates.htm\">standardized<\/a> for specific models to have a value of zero, but MARK also automatically scales individual covariate values to the range -1 to 1.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Contents &#8211; Index Design Matrix &#8212; Scaling Covariates Although extreme ranges of covariates might appear biologically unreasonable, MARK scales all the values in the design matrix to values between -1 and 1.\u00a0 The user is not required to scale design &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"more-link\" href=\"https:\/\/sites.warnercnr.colostate.edu\/gwhite\/design-matrix-scaling-covariates\/\"> <span class=\"screen-reader-text\">Design Matrix &#8212; Scaling Covariates<\/span> Read More &raquo;<\/a><\/p>\n","protected":false},"author":117,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-400","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/sites.warnercnr.colostate.edu\/gwhite\/wp-json\/wp\/v2\/pages\/400","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sites.warnercnr.colostate.edu\/gwhite\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/sites.warnercnr.colostate.edu\/gwhite\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/sites.warnercnr.colostate.edu\/gwhite\/wp-json\/wp\/v2\/users\/117"}],"replies":[{"embeddable":true,"href":"https:\/\/sites.warnercnr.colostate.edu\/gwhite\/wp-json\/wp\/v2\/comments?post=400"}],"version-history":[{"count":1,"href":"https:\/\/sites.warnercnr.colostate.edu\/gwhite\/wp-json\/wp\/v2\/pages\/400\/revisions"}],"predecessor-version":[{"id":401,"href":"https:\/\/sites.warnercnr.colostate.edu\/gwhite\/wp-json\/wp\/v2\/pages\/400\/revisions\/401"}],"wp:attachment":[{"href":"https:\/\/sites.warnercnr.colostate.edu\/gwhite\/wp-json\/wp\/v2\/media?parent=400"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}