[R] Nonparametric Tukey-type multiple comparisons "Nemenyi" test

Francisco J. Zagmutt gerifalte28 at hotmail.com
Tue May 3 01:53:44 CEST 2005

help.search("Tukey"). The fifth hit is TukeyHSD().  Also take a look at 



>From: "Rikki Dunsmore" <Rikki.Dunsmore at noaa.gov>
>To: r-help at stat.math.ethz.ch
>Subject: [R] Nonparametric Tukey-type multiple comparisons "Nemenyi" test
>Date: Mon, 02 May 2005 16:45:20 -0700
>I am trying to do a Nonparametric Tukey-type multiple comparison post-hoc 
>test to determine which groups are significantly different.  I have read 
>the dialogue on this topic from the R-help, and am still not clear why no 
>statistical packages include this test as an option?  Is it not an 
>appropriate test to conduct on non-normally distributed data?  Is the only 
>option to calculate it by hand using the (Zar 1996) formula?
>Thank you in advance for your help.
>Rikki Grober- Dunsmore
>National Marine Fisheries Service
>National Marine Protected Areas Center
>110 Shaffer Rd.
>Santa Cruz, CA 95060
>Unless someone like you,
>Cares a whole awful lot,
>Nothing is going to get better,
>It's not.
>       - The Lorax, by Dr. Seuss, 1971
>R-help at stat.math.ethz.ch mailing list
>PLEASE do read the posting guide! 

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