> When i want to do ANOSIM i get an NaN error message. What is wrong?
> > (lots of other code)
> > iwithin=rep(0,(N*(N-1)/2) )
> > r.w=sum(r*iwithin)/sum(iwithin)
iwithin is a vector of zeroes and so is its sum. r*iwithin is also a
vector of zeroes, and so is its sum. Thus r.w=sum(r*iwithin)/su
Hi guys
My data is Tasmania txt
There are *N *= 16 samples, consisting of 8 replicate cores (taken from
different areas across the sandflat) from each of 2 natural
'treatments' (either
disturbed "D" or undisturbed "U" by soldier crab burrowing activity. The
abundances of each of *p *= 56 species
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