rank1.sas

SAS for Windows统计分析系统教程,里面有源码

options nodate nonumber;
data rank1;
  input x g @@;
cards;
 5 1  5 1  6 1  7 1  9 1 12 1 13 1 15 1 18 1 21 1
17 2 18 2 20 2 25 2 34 2 43 2 44 2
;
proc rank ties=mean;
  var x;
  ranks rankx;
proc print;
run;