Re: [R] Mauchly and Levene

From: Peter Dalgaard <p.dalgaard_at_biostat.ku.dk>
Date: Wed 28 Jun 2006 - 01:58:52 EST

Tanja Seifried <cinnamon313@web.de> writes:

> Hallo
>
> thanks a lot for the answer, I found the Levene test in the car package.
>
> I already tried to compute my Mauchly.test the same way as in the example(SSD)
> matrix <- lm(data)

That is not how lm is used in example(mlmfit)... Is this really what you did, and why are you calling the result "matrix"?

> mauchly.test(matrix,X=~1)
>
> I was just unsure about it because with that I get a different result than when I do the Mauchly test with SPSS... hm

Very different, or just a little? I know that the R version carries a few more terms of the asymptotic expansion that the one in SAS.

-- 
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Received on Wed Jun 28 03:14:40 2006

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