习题7.4.sas

来自「SAS 源码 《应用多元分析》王学民编著的SAS程序」· SAS 代码 · 共 18 行

proc princomp data=sasuser.exec74 out=prin;
   var x1-x7;

proc sort;
   by prin1;
proc print;
   id state;
   var prin1 prin2 x1-x7;
proc sort;
   by prin2;
proc print;
   id state;
   var prin1 prin2 x1-x7;

proc plot;
   plot prin2*prin1=state;
run;