例7.3.2.sas

SAS 源码 《应用多元分析》王学民编著的SAS程序

proc princomp data=sasuser.examp732 out=prin;
   var x1-x8;

proc sort;
   by prin1;
proc print;
   id region;
   var prin1 prin2 ;

proc sort;
   by prin2;
proc print;
   id region;
   var prin1 prin2 ;

proc plot;
   plot prin2*prin1=alphabet/haxis=-4 to 6 by 1 vaxis=-3.5 to 2.5 by 0.5;
run;