/* Lesson 13-3 */
 /*    File Name = lec1303.sas   07/15/04   */
options linesize=72 pagesize=20;

data food;
  infile 'food.dat';
  input X01-X10;
    label X01='M(-15)'
          X02='M(16-20)'
          X03='M(21-30)'
          X04='M(31-40)'
          X05='M(41-)'
          X06='F(-15)'
          X07='F(16-20)'
          X08='F(21-30)'
          X09='F(31-40)'
          X10='F(41-)';

proc print data=food(obs=10);
run;
proc factor data=food nfactor=3 rotate=varimax out=fscore2;
  var X01-X10;
run;
proc print data=fscore2;
run;
proc plot data=fscore2;
  plot factor1*factor2/vref=0.0 href=0.0;
  plot factor2*factor3/vref=0.0 href=0.0;
  plot factor3*factor1/vref=0.0 href=0.0;
run;