如何一次建立多个多元线性方程?自变量X1-X4,因变量Y1-Y4,写个宏还是有语句实现?多谢多谢!
%macro K(i);
proc reg data=XX
model Yi=X1 X2 X3 X4;
output out=yi;
run;
%mend;
%k(1);
原数 X1 X2 X3 X4 Y1 Y2 Y3 Y4
2005 111.30 104.90 807.02 16.72% 24.08775078 21.40181411 22.03501564 21.35504191
2006 112.70 103.00 780.87 6.29% 24.34857117 21.63724273 22.1906354 21.62516971
2007 114.20 103.10 730.46 14.77% 24.53597259 21.87466192 22.31383367 21.77616173
2008 109.60 106.90 683.46 -1.65% 24.74416574 21.94939229 22.46336208 21.8239843