[R] clusterboot function in the fpc package in R

Hi Everyone, So I am trying to use the clusterboot function in the fpc package in R. Really I want some measures of cluster stability. I would love to get something like p-values on the different branches of the dendrogram. I've tried to use this function now but I haven't yet been able to. I'

[R] Writing contrast statements to test difference of slope in linear regressions

Hi Everyone, I am uncertain that I am writing the contrast statements correctly. Basically, I'm unsure when to use a -1 and a 1 when writing the contrasts. Specifically I am interested in comparing the slopes between different temperature regimes. Temperature is therefore a factor. Time and per