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baudier
2012 Nov 19
0
glht function in multcomp gives unexpected p=1 for all comparisons
...ear Hypotheses
Multiple Comparisons of Means: Tukey Contrasts
Fit: glm(formula = survival ~ Site * Treatment, family = "binomial",
??? data = surv.small, weights = rep(10, nrow(surv.small)))
Linear Hypotheses:
??????????????????????? Estimate Std. Error z value Pr(>|z|)
Deltoide - Baumier == 0?? -9.179?? 2133.341? -0.004??????? 1
Forest - Baumier == 0???? -1.012?? 3016.999?? 0.000??????? 1
Forest - Deltoide == 0???? 8.167?? 2133.341?? 0.004??????? 1
(Adjusted p values reported -- single-step method)
Can anyone explain to me why p=1 for all comparisons even though the GLM showed tha...