https://github.com/cran/eRm
Tip revision: df2bf6132ad4bcdbdfffcd6345bcda73b27fbf19 authored by Patrick Mair on 24 April 2007, 00:00:00 UTC
version 0.9.0
version 0.9.0
Tip revision: df2bf61
vcov.eRm.R
`vcov.eRm` <-
function(object,...)
{
if (any(is.na(object$se.eta))) {
vcmat <- NA
} else {
vcmat <- (solve(object$hessian)) #VC-matrix of the parameter estimates
}
return(vcmat)
}
