[R] Problems with glht function for lme object

[Dieter Menne]

anord wrote:
> 
> I'm trying to make multiple comparisons for an lme-object. 
> ...
> 
> My final model takes the following form:
> feedings ~ treat + year + data^2, random = ~1|site,data=feed.df
> 
> ...
> ==============
> feedings     sex site  treat year  date^2
> 1.8877888   M  838     H 2009      81
> 1.9102787   M  247     H 2009      81
> 
1) Try I(date^2)
2) Check the version you are using. For some older versions, multcomp and
lme were not close friends (even if that is some time ago now)

Dieter
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