/* Lesson 09-2 */
 /*    File Name = les0902.sas   06/17/04   */
options linesize=72 pagesize=20;

data gakusei;
  infile 'all04a.prn'
    firstobs=2;
  input sex $ shintyou taijyuu kyoui
        jitaku $ kodukai carryer $ tsuuwa;
 
proc print data=gakusei(obs=5);
run;

proc freq data=gakusei;
  tables sex jitaku carryer;
run;
proc freq data=gakusei;
  tables sex*jitaku;
  tables sex*carryer;
  tables jitaku*carryer;
  tables sex*jitaku*carryer;
run;