- title 'Unbalanced Two-Way Analysis of Variance';
- data a;
- input drug disease @;
- do i=1 to 6;
- input y @;
- output;
- end;
- datalines;
- 1 1 42 44 36 13 19 22
- 1 2 33 . 26 . 33 21
- 1 3 31 -3 . 25 25 24
- 2 1 28 . 23 34 42 13
- 2 2 . 34 33 31 . 36
- 2 3 3 26 28 32 4 16
- 3 1 . . 1 29 . 19
- 3 2 . 11 9 7 1 -6
- 3 3 21 1 . 9 3 .
- 4 1 24 . 9 22 -2 15
- 4 2 27 12 12 -5 16 15
- 4 3 22 7 25 5 12 .
- ;
- ods graphics on;
- proc glm plot=meanplot(cl);
- class drug disease;
- model y=drug disease drug*disease;
- lsmeans drug / pdiff=all adjust=tukey;
- run;
- ods graphics off;
其中y comparisons for drug(图3)!没见过!请问如何看?什么意思?