Re: [R-sig-phylo] Comparative Methods and Pseudo-Traits

2011-11-14 Thread Theodore Garland Jr
Hi All, This is an interesting discussion.  I'll draw your attention to two papers, one new and the other old.  This is the new one: Grandcolas, P., R. Nattier, F. Legendre, and R. Pellens. 2011. Mapping extrinsic traits such as extinction risks or modelled bioclimatic niches on

Re: [R-sig-phylo] Comparative Methods and Pseudo-Traits

2011-11-14 Thread Liam J. Revell
Hi David. Poaching Intensity = beta0 + beta1*Body Size + e I think it depends on how the residual error in the model is distributed (esp. correlated) among species. It seems possible to invent hypothetical scenarios (as I did in my previous email) about how the residual error in poaching

Re: [R-sig-phylo] Comparative Methods and Pseudo-Traits

2011-11-14 Thread Joe Felsenstein
Liam Revell wrote: Poaching Intensity = beta0 + beta1*Body Size + e I think it depends on how the residual error in the model is distributed (esp. correlated) among species. It seems possible to invent hypothetical scenarios (as I did in my previous email) about how the residual