Playing around with this some more, it looks like it may purely be due to
the way that R handles unbalanced data. I will investigate lme for this.
Best,
Gabe
On Wed, Apr 8, 2009 at 3:24 PM, Gabriel Murray wrote:
> Here is some toy data to give an example. Imagine someone is test-rid
o why the interaction
is not reported, but I don't see what it is.
Cheers,
Gabe
On Wed, Apr 8, 2009 at 1:34 PM, Patrick Connolly wrote:
> On Wed, 08-Apr-2009 at 12:59PM -0700, Gabriel Murray wrote:
>
> |> I've noticed with certain datasets that when I try to do an anova a
I've noticed with certain datasets that when I try to do an anova and test
for main effects and interaction for two explanatory variables, sometimes
the main effect results are given but not the interaction results. For
example,
ex1 = aov(Score ~ var1*var2, data=myData)
summary(ex1)
gives me only
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