* Mixed Model;



data grass;

 input method $ variety @;

 do i = 1 to 6;

 input yield @;

 output;

 end;

 cards;

 A 1 22.1 24.1 19.1 22.1 25.1 18.1

 A 2 27.1 15.1 20.6 28.6 15.1 24.6

 A 3 22.3 25.8 22.8 28.3 21.3 18.3

 A 4 19.8 28.3 26.8 27.3 26.8 26.8

 A 5 20.0 17.0 24.0 22.5 28.0 22.5

 B 1 13.5 14.5 11.5 6.0 27.0 18.0

 B 2 16.9 17.4 10.4 19.4 11.9 15.4

 B 3 15.7 10.2 16.7 19.7 18.2 12.2

 B 4 15.1 6.5 17.1 7.6 13.6 21.1

 B 5 21.8 22.8 18.8 21.3 16.3 14.3

 C 1 19.0 22.0 20.0 14.5 19.0 16.0

 C 2 20.0 22.0 25.5 16.5 18.0 17.5

 C 3 16.4 14.4 21.4 19.9 10.4 21.4

 C 4 24.5 16.0 11.0 7.5 14.5 15.5

 C 5 11.8 14.3 21.3 6.3 7.8 13.8

;

run;