DATA PGM2_5;
INPUT g$ n; do i=1 to n;
input x @@; output; end;
CARDS;
A 10
66 65 66 68 62 65 63 66 68 62
B 10
64 61 57 65 65 63 62 63 64 60
;
run;
ods html;
proc sort; by g; run;
proc univariate normal;
var x; by g; run;
proc ttest cochran;
class g; var x; run;
ods html close;