研究生sas教程第五次上机究生sas教程第五次上机研究生sas教程第五次上机研究生sas教程第五次上机.ppt

data ex;do a=1 to 3;do b=1 to 3; do i=1 to 5;input x @@; output;end;end;end; cards; 0.7 0.6 0.9 0.5 0.6 0.9 0.9 0.7 1.1 0.7 0.8 0.6 0.9 1.0 0.8 1.2 1.4 1.6 1.2 1.5 1.1 0.9 1.3 1.2 1.0 1.5 1.4 0.9 1.3 1.6 0.6 0.6 0.8 0.9 0.7 0.5 0.8 0.9 1.0 0.6 0.6 1.2 0.8 0.9 1.0 ; proc anova;class a b;model x=a b(a); means a/lsd cldiff;run; 1. proc anova方差分析 ——二级套方差分析 Dependent Variable: x Sum of Source DF Squares Mean Square F Value Pr F Model 8 2 0 10.07 .0001 Error 36 1 0 Corrected Total 44 4 R-Square Coeff Var Root MSE x Mean 0.691051 19.65330 0.186488 0.948889