Re: [R-sig-eco] summing F stats and permutation

2012-11-30 Thread Eduard Szöcs
>>num <- colSums(predict(object, type="working", model="CCA")^2) >> den <- colSums(predict(object, type="working", model="CA")^2) >>(num/df1)/(den/df2) >> } >> >> HTH, Jari Oksanen >> ___

Re: [R-sig-eco] summing F stats and permutation

2012-11-29 Thread Jari Oksanen
object$CA$Xbar) - df1 - 1 >> num <- colSums(predict(object, type="working", model="CCA")^2) >> den <- colSums(predict(object, type="working", model="CA")^2) >> (num/df1)/(den/df2) >> } >> >> HTH, Jari Oksanen &g

Re: [R-sig-eco] summing F stats and permutation

2012-11-29 Thread Steve Brewer
Sums(predict(object, type="working", model="CCA")^2) > den <- colSums(predict(object, type="working", model="CA")^2) > (num/df1)/(den/df2) >} > >HTH, Jari Oksanen > >From: r-sig-ecology-boun...@r

Re: [R-sig-eco] summing F stats and permutation

2012-11-29 Thread Jari Oksanen
quot;, model="CA")^2) (num/df1)/(den/df2) } HTH, Jari Oksanen From: r-sig-ecology-boun...@r-project.org [r-sig-ecology-boun...@r-project.org] on behalf of Steve Brewer [jbre...@olemiss.edu] Sent: 29 November 2012 16:42 To: r-sig-ecology@r-projec

[R-sig-eco] summing F stats and permutation

2012-11-29 Thread Steve Brewer
Dear Colleagues, I'm wondering if anyone in this group has developed code for doing a sumF test for examining community responses in an experiment. For those not familiar, sumF is a simple univariate alternative to MANOVA and perMANOVA, wherein univariate ANOVAs and their associated F statistics a