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neptune
2008 Apr 10
1
adonis (vegan package) and subsetted factors
Hi,
I'm trying to use adonis on a subset of data from a dataframe. The
actual data is in columns 5:118, and the first four columns are various
factors. There are 3 levels of the factor Habitat, and I want to examine
differences among only two of them. So I started with:
> CoastNear = subset(gel_data, Habitat != "I")
The resulting data.frame has three levels for Habitat, but