ODS GRAPHICS ON;
PROC REG DATA=Statin;
  MODEL LDL = Statin;
RUN;
ODS GRAPHICS OFF;

ODS GRAPHICS ON;
PROC REG DATA=Statin PLOT=FIT(NOCLI);
  MODEL LDL = Statin;
  WEIGHT n;
RUN;
ODS GRAPHICS OFF;

PROC GLM DATA=Statin;
  MODEL LDL = Statin;
  WEIGHT n;
RUN;