Cook's D ODS graph in PROC REG.

[deleted_user]

Hi! What is the reference line that is graphed in the Cook's D plot in the ODS Graphics for PROC REG? Thanks!

[Olivier]

Hi CJ.
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.
[pre]
lineparm yintercept=eval (4/NOBS)
[/pre]
Cheers
Olivier