/* Lesson 19-1 */
 /*    File Name = les1901.sas   11/01/08   */

options linesize=72 pagesize=20;

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

  he10=height*10;
  we10=weight*1000;
  ch10=chest*10;

proc print data=gakusei(obs=10);
  var height weight chest he10 we10 ch10;
run;

proc princomp cov data=gakusei out=out_pr1;
  var height weight chest he10 we10 ch10;
run;

proc princomp data=gakusei out=out_pr2;
  var height weight chest he10 we10 ch10;
run;

/*

proc corr cov outp=corrout data=gakusei;
run;

proc corr cov outp=corrout2 data=gakusei;
run;

proc plot data=gakusei;
  plot height*weight;
run;
proc princomp cov data=gakusei out=out_prin;
  var height weight chest;
run;
proc print data=out_prin(obs=15);
run;
proc plot data=out_prin;
  plot prin2*prin1/vref=0 href=0;
  plot prin3*prin2/vref=0 href=0;
  plot prin3*prin1/vref=0 href=0;
run;



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

*/