*    This is file CHOLEST.SAS;
title 'One way ANOVA of rabbit cholesterol data'; 
DATA; 
        INFILE cholest; 
        INPUT P G2 G3 G4 G5 Group; 
      LABEL P='percent aortic plaque' 
            G2='dummy variable =1 if group 2' 
            G3='dummy variable =1 if group 3' 
            G4='dummy variable =1 if group 4' 
            G5='dummy variable =1 if group 5' 
            Group='Group number'; 
*  Traditional analysis of variance; 
proc ANOVA; 
      class Group; 
      model P=Group; 
      means group/bon snk;