[R] what is this experimental design (mixed-effects model)?

Dieter Menne dieter.menne at menne-biomed.de
Fri Apr 24 18:00:27 CEST 2009




J S-19 wrote:
> 
>  
> I am wondering what experimental design I am dealing with? I study the
> effect of daily air temperature on daily body temperature of the
> overwintering turtles (i.e. sleeping in soil). The model is a cosine wave
> with the air temperature as a covariate. 
>  
> 

Not sure if I fully got it, but check the "estus cycle" example in
Pinheiro/Bates that looks 
similar, or the beaver example in 13.5 of MASS (probably less likely).

Dieter


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