Re: [R] post-hoc test with kruskal.test()

2009-10-14 Thread Thomas Lumley
- De : Meyners,Michael,LAUSANNE,AppliedMathematics Envoyé : mercredi 14 octobre 2009 10:30 À : Robert Kalicki; r-help@r-project.org Objet : RE: [R] post-hoc test with kruskal.test() Robert, you can do the corresponding paired comparisons using wilcox.test. As far as I know, there is no such general

Re: [R] post-hoc test with kruskal.test()

2009-10-14 Thread Meyners, Michael, LAUSANNE, AppliedMathematics
ael > -Original Message- > From: Robert Kalicki > Sent: Mittwoch, 14. Oktober 2009 14:11 > To: Meyners,Michael,LAUSANNE,AppliedMathematics > Subject: RE: [R] post-hoc test with kruskal.test() > > Hi Michael, > Thank you very much for your clear and prompt answ

Re: [R] post-hoc test with kruskal.test()

2009-10-14 Thread David Winsemius
There is a post hoc test along the lines of the Kruskal-Wallis test. It is implemented on the help page of oneway_test from package coin. The authors of the package, Hothorn, Hornik, van de Wiel, and Zeileis, cite Hollander and Wolfe (1999) for details and say it is called the NemenyiDDam

Re: [R] post-hoc test with kruskal.test()

2009-10-14 Thread Meyners, Michael, LAUSANNE, AppliedMathematics
Robert Kalicki > Sent: Mittwoch, 14. Oktober 2009 09:17 > To: r-help@r-project.org > Subject: [R] post-hoc test with kruskal.test() > > Dear R users, > > I would like to know if there is a way in R to execute a > post-hoc test (factor levels comparison, like Tukey for &g

[R] post-hoc test with kruskal.test()

2009-10-14 Thread Robert Kalicki
Dear R users, I would like to know if there is a way in R to execute a post-hoc test (factor levels comparison, like Tukey for ANOVA) of a non-parametric analysis of variance with kruskal.test() function. I am comparing three different groups. The preliminary analysis using the kruskal-wallis-test