Re: [R] Wilcoxon Rank Sum in R with a multiple testing correction

2010-11-24 Thread Mark Difford
Hi Selthy, >> I'd like to use a Wilcoxon Rank Sum test to compare two populations of >> values. Further, I'd like >> to do this simultaneously for 114 sets of values. Well, you read your data set into R using: ## ?read.table ?read.csv There are other ways to bring in data. Save the import to

Re: [R] Wilcoxon Rank Sum in R with a multiple testing correction

2010-11-23 Thread Tal Galili
For the BH, you can use the command ?p.adjust(..., "BH") For reading the files in and doing the analysis, here is an example: http://www.r-tutor.com/elementary-statistics/non-parametric-methods/wilcoxon-signed-rank-test You'd then need to extract all the P values like this: x <- wilcox.test(... )