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sitelcn
2006 Feb 04
1
Mixed models and missing p-value...
...Residual 744.736 27.2899
# of obs: 123, groups: patelle, 33
Fixed effects:
Estimate Std. Error t value
(Intercept) 60.3483 4.3929 13.7378
siteLCN -20.1969 7.8070 -2.5870
siteLCS -18.2154 6.1514 -2.9612
Correlation of Fixed Effects:
(Intr) sitLCN
siteLCN -0.563
siteLCS -0.714 0.402
I don't understand why D.F. and p-values associated to the fixed-effects
coefficients are missing.
Could anyone help me?
When I tried another model (mod2<-lmer(nb ~ site +
(1|patelle),tr,family=poisson)), D.F. and p-values were given...
Thank you in...