[R-sig-ME] Some Basic lmer Questions
kjbeath at kagi.com
Mon Jan 14 22:26:53 CET 2008
On 15/01/2008, at 7:50 AM, Andrew Robinson wrote:
> Hi Kevin,
> welcome to the wonderful world of mixed-models! I heartily recommend
> that you read the following books: Gelman and Hill, and Pinehiro and
For linear mixed models I would also suggest Verbeke and Molenberghs
"Linear Mixed Models for Longitudinal Data"
> On Mon, Jan 14, 2008 at 03:21:20PM -0500, Kevin E. Thorpe wrote:
>> Finally, (and feel free to point me at suitable references)
>> how does one determine the appropriate correlation structure
>> to use in these models?
While you can make life more complicated AIC is a reasonable method.
This is criticised as it is not the same as statistical significance
but all we need is a reasonable model for the correlation so that
inferences about the other parameters are correct.
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