variance function in lmer
On Mon, Jun 22, 2009 at 3:45 PM, Michael Li<wuolong at gmail.com> wrote:
Hi, lme() allows the use of variance function in the "weights" option. ?In lmer() the "weights" seems to expect actual weights rather than a function (as in lm()).
And it's even documented that way too :-)
Can variance functions be used in lmer()?
Not currently, no.