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Greetings. I have a question with mixed beta regression model in nlme.
2 messages · elciclopeturnio, Ben Bolker
elciclopeturnio <elciclopeturnio <at> gmail.com> writes:
*Dear R-help: My name is Rodrigo and I have a question with nlme package in R to fit a mixed beta regression model. The details of the model are:
[snip]
*The question is: How can I use nlme package in R to fit this model? If you want to know additional information, send me a mail, please.
nlme only fits models with normally distributed residual error (and normally distributed random effects). lmer (in the lme4) package fits models with exponential-family individual effects (i.e. GLMMs), but that doesn't include beta I don't know offhand of any package in R proper that will fit this model, although you could try Jim Lindsey's 'repeated' package <http://popgen.unimaas.nl/~jlindsey/rcode.html> or one of the HGLM packages. There are R interfaces to WinBUGS and AD Model Builder (possibly among others). good luck Ben Bolker