/* Lesson 9-1 */
 /*    File Name = les0901.sas   06/13/02   */
 /*       modified les0702.sas              */

options linesize=72 pagesize=20;

data gakusei;
  infile 'waseda02.prn';
  input sex $ shintyou taijyuu kyoui 
        jitaku $ kodukai carrier $ tsuuwa;

title "*** Whole data ***";
proc print data=gakusei(obs=5);
run;
proc means data=gakusei;
  var shintyou kodukai;
run;
proc chart data=gakusei;
  hbar shintyou kodukai;
run;
proc univariate data=gakusei plot;
  var shintyou kodukai;
run;

proc sort data=gakusei;
  by sex;
run;

proc means data=gakusei;
  var shintyou kodukai;
  by sex;
run;
proc chart data=gakusei;
  hbar shintyou kodukai/group=sex;
run;
proc chart data=gakusei;
  hbar shintyou kodukai/group=jitaku;
run;

title "*** Truncated data ***";
data truncate;
  set gakusei;
  if kodukai > 200000 then delete;

proc print data=truncate(obs=5);
run;
proc means data=truncate;
  var shintyou kodukai;
run;
proc chart data=truncate;
  hbar shintyou kodukai;
run;
proc univariate data=truncate plot;
  var shintyou kodukai;
run;

proc sort data=truncate;
  by sex;
run;

proc means data=truncate;
  var shintyou kodukai;
  by sex;
run;
proc chart data=truncate;
  hbar shintyou kodukai/group=sex;
run;
proc chart data=truncate;
  hbar shintyou kodukai/group=jitaku;
run;