Re: [R] lmm WITHOUT random factor (lme4)

From: Mark Difford <>
Date: Thu, 17 Mar 2011 08:20:52 -0700 (PDT)

On Mar 17, 2011; 04:29pm Thierry Onkelinx wrote:

>> You cannot compare lm() with lme() because the likelihoods are not the
>> same. Use gls() instead of lm()

And perhaps I should have added the following:

First para on page 155 of Pinheiro & Bates (2000) states, "The anova method can be used to compare lme and lm objects."

Regards, Mark.

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