title 'Canonical Discriminant analysis plot: Alzheimer data';
*include goptions;
goptions vsize=5.6 in;
*include macros(canplot);
%include data(alzheim);
data alzheim;
   set alzheim;
   grp = put(group, gpfmt.);   *-- make group name variable;

%canplot(
     data=alzheim, class=group,
     var= hirecall lirecall hiunrem liunrem store recog,
     scale=3.5);
 
*include macros(contour);
%ellipses(
     data=alzheim, group=grp,
     x= trecall, y=tunrem);
%gfinish;