/* Lesson 12-5 */
 /*    File Name = les1205.sas   07/07/05   */
options linesize=72; /* pagesize=20; */

data rei01;
 do i=1 to 200;
   x=rannor(12345);
   output;
 end;
run;

proc print data=rei01(obs=10);
run;

proc means data=rei01;
run;

proc print data=rei01(firstobs=91 obs=110);
run;

proc means data=rei01(firstobs=91 obs=110);
run;

data _null_;
  set rei01;
  file "unsorted.dat";
  put i 5. x 15.8;
run;

proc sort data=rei01;
  by x;
run;

proc print data=rei01(obs=10);
run;

proc print data=rei01(firstobs=91 obs=110);
run;

proc means data=rei01(firstobs=91 obs=110);
run;

data _null_;
  set rei01;
  file "sorted.dat";
  put i 5. x 15.8;
run;