代码如下:
- libname study "d:\sasdata\mydir";
- data study.aaa06;
- input sales adv @@;
- advlag1=lag1(adv);
- advlag2=lag2(adv);
- output ;
- cards;
- 2945 280 4295 400 5645 450 6995 590 8345 650
- 9695 750 11045 890 12395 1000 13745 1050 15095 1200
- 16445 1250 17795 1350 19145 1460 20495 1500 21845 1650
- ;
- proc reg data=study.aaa06 outest=study.aaa06out;
- model sales=adv advlag1 advlag2;
- run;



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