freq4.sas

SAS for Windows统计分析系统教程,里面有源码

options nodate nonumber;
data freq4;
do a=1 to 5;
  do b=1 to 2;
    do c=1 to 2;
    input f@@;
    output;
    end;
  end;
end;
cards;
 4  62 2 224  9  33 12 390  4  26
33 330 6   9 65 362  6   5 93 301
;
proc freq;
   weight f;
   tables b*c/chisq cmh;
   tables a*b*c/chisq cmh;
run;