[R] glmmPQL and REML

Prof Brian Ripley ripley at stats.ox.ac.uk
Fri Oct 29 15:22:23 CEST 2004


On Fri, 29 Oct 2004 sgrabasa at escet.urjc.es wrote:

> I am trying to use glmmPQL package for Generalized linear mixed models. 
> This package works by repeated calls to lme. lme uses by default REML 
> method for estimation. Then, does glmmmPQL use REML too? In contrast, 
> how can I change it? 
> I have tried it, writing : method="REML", but the program says: invalid 
> method REML.
> 
>  If somebody can answer me....thanks, 

The docs do: it uses PQL as the name suggests, not REML and not ML.
If you don't know what that is, please read the references on the help 
page.  (The posting guide does ask you to read one of them before posting 
here.)

-- 
Brian D. Ripley,                  ripley at stats.ox.ac.uk
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
University of Oxford,             Tel:  +44 1865 272861 (self)
1 South Parks Road,                     +44 1865 272866 (PA)
Oxford OX1 3TG, UK                Fax:  +44 1865 272595




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