Hi All,
is there Levene' test in R ? If not ,Could you give me some
advice about Levene test with R?
Thanks a lot! I am waiting for yours.
Hi,
RSiteSearch("Levene Test", restrict="functions")
--
Henrique Dallazuanna
Curitiba-Paraná-Brasil
25° 25' 40" S 49° 16' 22" O
On 05/07/07, along zeng <xh.along@gmail.com>
wrote:>
> Hi All,
> is there Levene' test in R ? If not ,Could you give me some
> advice about Levene test with R?
> Thanks a lot! I am waiting for yours.
>
> ______________________________________________
> R-help@stat.math.ethz.ch mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide
> http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>
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along zeng wrote:> Hi All, > is there Levene' test in R ? If not ,Could you give me some > advice about Levene test with R? > Thanks a lot! I am waiting for yours.Did you try RSiteSearch("levene", restrict="function"), which points to a funtion in the car package?> ______________________________________________ > R-help at stat.math.ethz.ch mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code.-- Chuck Cleland, Ph.D. NDRI, Inc. 71 West 23rd Street, 8th floor New York, NY 10010 tel: (212) 845-4495 (Tu, Th) tel: (732) 512-0171 (M, W, F) fax: (917) 438-0894
Hi, library(car) ?levene.test At 16:36 5/7/2007, along zeng wrote:>Hi All, > is there Levene' test in R ? If not ,Could you give me some >advice about Levene test with R? > Thanks a lot! I am waiting for yours. > >______________________________________________ >R-help at stat.math.ethz.ch mailing list >https://stat.ethz.ch/mailman/listinfo/r-help >PLEASE do read the posting guide http://www.R-project.org/posting-guide.html >and provide commented, minimal, self-contained, reproducible code.
On Thursday 05 July 2007, along zeng wrote:> Hi All, > is there Levene' test in R ? If not ,Could you give me some > advice about Levene test with R? > Thanks a lot! I am waiting for yours.>From what I found in the archives, Levene is not very well suited for thehomogeneity of variances test, and the recommended ones are: Ansari-Bradley for two groups (i.e. for t.test) Fligner-Killeen for three or more groups (i.e. for ANOVA) hth, Adrian -- Adrian Dusa Romanian Social Data Archive 1, Schitu Magureanu Bd 050025 Bucharest sector 5 Romania Tel./Fax: +40 21 3126618 \ +40 21 3120210 / int.101