[R] ss's are incorrect from aov with multiple factors
loesljrg at accucom.net
Sat Jul 12 02:38:13 CEST 2003
On 11 Jul 03, at 21:20, John Christie wrote:
> I have been trying to work with error terms given back from aov to
> make confidence intervals. However, the numbers seem to be incorrect.
> If there is more than one term in the ANOVA then the error terms can be
> inflated by the number of factors in the extra terms. The F's are
> correct so it is right back to the SS. I was wondering if this is
> standard practice for stats programs or unique to R?
> R-help at stat.math.ethz.ch mailing list
In what sense are the SSs "incorrect", exactly? And what do you think the "correct" values should be?
John R. Gleason
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