COMMENT THIS EXAMPLE IS COPIED FROM PAGE 311 OF JOHN E. FREUND;
DATA SIMPLE PEARSON CORR;
 INPUT X Y TIME ; /* time var  is put to test a corr with bad data, Name: corr.sas */ ;
 CARDS;
 72.     191.      1.
 70.     172.      1.
 63.     125.      1.
 74.     210.      1.
 69.     154.      2.
 72.     186.      2.
 66      147.      2.
 68.     159.      3.
 72.     188.      3.
 70.     164.      3.
 73.     175.      3.
 71.     163.      3.
 PROC PRINT; run;
 PROC CORR; run;
 proc corr; var x y; run ;
/* VAR X Y  ;run;
 PROC CORR; run;
 VAR X TIME  ; run; */ ;