数学SAS、LINGO程序.doc

数学作业 data ex;do a=1 to 3;input n @@; do i=1 to n;input x @@; Output;end;end; cards; 4 51 40 43 48 3 23 25 26 2 23 28 ; proc anova;class a;model x=a; run; means a/lsd cldiff;run; The SAS System 23:58 Saturday, December 10, 2011 1 The ANOVA Procedure Class Level Information Class Levels Values a 3 1 2 3 Number of observations 9 The SAS System 23:58 Saturday, December 10, 2011 2 The ANOVA Procedure Dependent Variable: x