Can't give more specific advice without more information (see the
posting guide), but I suspect you want to use nlme::lme, specifying a
weights argument to adjust for the heterogeneity.
Kingsford
On Wed, Jul 21, 2010 at 11:10 PM, Kline, Keith A <kkline3 at gatech.edu>
wrote:> I have heterogeneous variance in a two-way mixed effects ANOVA, with more
than 2 groups in each factor. ?Is there something like oneway.test or a
Brown-Forsythe test that will let me test for differences in means?
> Thanks!
>
> -Keith
>
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