https://communities.sas.com/t5/ODS-and-Base-Reporting/Cook-s-D-ODS-graph-in-PROC-REG/m-p/17395#M3540 Hi CJ.<BR /> As you can see in the GTL definition of the graphic (in SASHELP.TMPLMST template item store, folder STATGRAPH and template COOKSDPLOT, the value is 4 / number of observations in dataset.<BR /> [pre]<BR /> lineparm yintercept=eval (4/NOBS)<BR /> [/pre]<BR /> Cheers<BR /> Olivier Tue, 13 May 2008 09:11:09 GMT Olivier 2008-05-13T09:11:09Z https://communities.sas.com/t5/ODS-and-Base-Reporting/Cook-s-D-ODS-graph-in-PROC-REG/m-p/17394#M3539 Hi! What is the reference line that is graphed in the Cook's D plot in the ODS Graphics for PROC REG? Thanks! Mon, 12 May 2008 15:14:55 GMT https://communities.sas.com/t5/ODS-and-Base-Reporting/Cook-s-D-ODS-graph-in-PROC-REG/m-p/17394#M3539 deleted_user 2008-05-12T15:14:55Z https://communities.sas.com/t5/ODS-and-Base-Reporting/Cook-s-D-ODS-graph-in-PROC-REG/m-p/17395#M3540 Hi CJ.<BR /> As you can see in the GTL definition of the graphic (in SASHELP.TMPLMST template item store, folder STATGRAPH and template COOKSDPLOT, the value is 4 / number of observations in dataset.<BR /> [pre]<BR /> lineparm yintercept=eval (4/NOBS)<BR /> [/pre]<BR /> Cheers<BR /> Olivier Tue, 13 May 2008 09:11:09 GMT https://communities.sas.com/t5/ODS-and-Base-Reporting/Cook-s-D-ODS-graph-in-PROC-REG/m-p/17395#M3540 Olivier 2008-05-13T09:11:09Z