* SPECIFY ALPHA.
compute alpha = .05.
* GIVE DF FOR ERROR.
compute df = 45.
GIVE NUMBER OF REPS ( ASSUME EQUAL N).
compute n = 10.

compute p1 = 1 - alpha.
compute mse = .9934222.
COMPUTE f =sqrt(2* idf.f(p1,1,df)) .
COMPUTE lsd = sqrt(mse/n) *f.
EXECUTE .