As with all probability distributions, the Normal Distribution describes how the values of your data are distributed. Subsequently, it is one of the most important probability distributions in ...

For two categorical variables measured on a nominal scale, you can test whether the distribution of the first ... gamma and inverse Gaussian regression models. GENMOD performs analysis of variance ...

PROC VARCOMP estimates variance components ... code your own distribution with SAS programming statements. Under a normality assumption for the random effects, PROC NLMIXED performs maximum likelihood ...