Description

Extract the approximate var-cov matrix of estimated coefficients from fitted models.

Methods

ANY

Generic function: see vcov.

glimML

Extract the var-cov matrix of estimated coefficients for fitted models of formal class “glimML”.

glimQL

Extract the var-cov matrix of estimated coefficients for fitted models of formal class “glimQL”.

geese

Extract the var-cov matrix of estimated coefficients for fitted models of class “geese” (contributed package geepack).

geeglm

Extract the var-cov matrix of estimated coefficients for fitted objects of class “geeglm” (contributed package geepack).