GENMOD performs analysis of variance through likelihood ratio and Wald tests of fixed effects in generalized linear models, and provides contrasts and estimates for customized hypothesis tests. It ...

To specify a functional form for the variance, assign the function to an H.var variable where var is the equation variable. For example, if you wanted to estimate the scale parameter for the variance ...

Heritability is a measure of the proportion of phenotypic variance attributable to genetic variance, and it is an important predictor of the degree to which a population can respond to artificial ...