* ExamSco2 Example -- examsco2.sas source code;

* Create dataset.  Data in external file;
data examsco;
  infile "c:/datasets/examsco2.txt" firstobs=2;
  input stdnt_id name $ gender $ year midterm final;
  examave = (midterm + final) / 2;

* Sort dataset; 
proc sort;
   by name;

* Print dataset;
proc print;
   var name midterm final examave;

run;
quit;