* This is file MARSWH.SAS ;
DATA MARS;
        input W H @@ ;
        LABEL W='Weight'
             H='Height';
        CARDS;
         7.8        31
         8.3        32
         7.6        33
         9.1        34
         9.6        35
         9.8        35
        11.8        40
        12.1        41
        14.7        42
        13.0        46
;
proc REG  data=mars;
      model W = H;