[R-sig-eco] richness estimators

2011-03-25 Thread Fernando Rodrigues da Silva
Hello everyone, I get two questions about richness estimators .. When I use the command below poolaccum from library (vegan) I have the following result estimator - poolaccum (est, permutations = 100, minsize = 1) summary (estimator, display = jack1) N Jackknife 1 2.5% 97.5%

Re: [R-sig-eco] richness estimators

2011-03-25 Thread Roman Luštrik
Hi Fernando, your poolaccum class is a list. You can access each element using either [[ or $ (object$listName). In your case, that would be estimator$jack1. If you want the mean by rows, you can do apply(X = estimator$jack1, MARGIN = 1, FUN = mean) or if you want standard deviation apply(X =