[R-sig-ME] Confidence interval when using lme

Dieter Menne dieter.menne at menne-biomed.de
Fri May 22 15:58:14 CEST 2009


R.S. Cotter <cotter.rs at ...> writes:

> 
> I have been using lme, and also intervals.lme to estimate the confidence
> interval for the parameter estimates.
> 
> Here is my model:
> 
> lmefitted1<-lme(Feedingtime ~ Weight*Feeder, random=~1|ID,data=prey)

You probably mean the popular curved confidence bands? The intervals of
the slope itself are given by Weight*Feeder
 
> How do I get the confidence intervals for the regression line when using
> lme?

As Spencer Graves said: It's difficult. And he cites Douglas Bates 
"it on the list".

http://markmail.org/message/2bapuxmpcc27diuw

Dieter




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