On Wed, 4 Nov 2009 09:35:55 +0000, Rik Henson <rik.henson@MRC-
CBU.CAM.AC.UK> wrote:
<snip>
>The question is not
>whether the df's are "correct", but how (and whether) you want to
>partition that error into different components for each ANOVA effect
>(with each component having different df's).
Rik,
Is this really valid, though? The texts I have on ANOVA state that using
pooled errors in such designs is invalid unless one can show the relevant
interactions are not significant (at some rather high p-level, like 0.2).
Best,
S
>
>Best wishes
>Rik
>
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