proc reg data=reg outstb outest=ridge_out;
model Y = F_sub_1 F_sub_2 F_sub_3 age gender
/noint ridge=0.0 to 0.3 by 0.01 0.3 to 1.0 by 0.1 ;
run;
proc print data=ridge_out; run;

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楼主: yinj2008
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3568
2
[问答] 用SAS做岭回归 去掉常数项 |
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小学生 71%
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回帖推荐不可能。你试试看。
data simulation;
input x1-x3 y@@;
x4=x1*x2;
datalines;
1300 7.5 .012 49 1300 9 .012 50.2 1300 11 .0115 50.5
1300 13 .5.013 48.5 1300 17 .0135 47.5 1300 23 .012 44.5
1200 5.3 .04 28 1200 7.5 .038 31.5 1200 11 .032 34.5
1200 13 .5.026 35 1200 17 .034 38 1200 23 .041 38.5
1100 5.3 .084 15 1100 7.5 .098 17 1100 11 .092 20.5
1100 17 .086 29. ...
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