/* Lesson 13-2 */
 /*    File Name = les1302.sas   07/12/07   */
options linesize=72 pagesize=20;

data gakusei;
  infile 'all07ae.prn'
    firstobs=2;
  input sex $ shintyou taijyuu kyoui
        jitaku $ kodukai carryer $ tsuuwa;

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

proc plot data=gakusei;
  plot shintyou*taijyuu;
run;
proc princomp cov data=gakusei out=out_prin;
  var shintyou taijyuu kyoui;
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;