/* Lesson 18-1 */
 /*    File Name = les1801.sas   11/01/01   */

options linesize=72 pagesize=20;

data gakusei;
  infile 'all01.prn';
  input seibetsu $ height weight chest jitaku $ kodukai;

proc print data=gakusei(obs=10);
run;

proc plot data=gakusei;
  plot height*weight;
run;
proc princomp cov data=gakusei out=out_prin;
  var height weight;
run;
proc print data=out_prin(obs=15);
run;
proc plot data=out_prin;
  plot prin2*prin1/vref=0 href=0;
run;

proc sort data=out_prin;
  by prin1;
run;
proc print data=out_prin;
run;