[R] aov documentation page: question
p.dalgaard at biostat.ku.dk
Mon Oct 25 15:02:42 CEST 2004
AJ Smit <smitaj at ukzn.ac.za> writes:
> Dear all
> I was looking at the aov documentation page and came across the
> following which seems like a contradiction to me:
> " This provides a wrapper to |lm| for fitting linear models to
> balanced or unbalanced experimental designs." (I presume 'This' refers
> to aov)
> "|aov| is designed for balanced designs, and the results can be hard
> to interpret without balance"
> So, do I use it for unbalanced designs?
If you know how to interpret the results...
In general, I would avoid it if there is unbalance in the random
effects, but some designs with unbalance in the fixed effects are
O__ ---- Peter Dalgaard Blegdamsvej 3
c/ /'_ --- Dept. of Biostatistics 2200 Cph. N
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