Just convert the data to ranks and then run a regular 3-way anova.
----- Original Message -----
From: "Shirley Coleman" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Thursday, April 11, 2002 3:42 AM
Subject: FW: non parametric problems
> Any ideas , please?
>
>
>
> I have been approached by a postgrad who has collected scored data from a
> 3-way factorial experiment. There are only 9 classes and usually the
> replicates all have the same result. As you can imagine the residuals are
> not normally distributed. Do you happen to know of a three-way
> non-parametric test that will let me also check the interactions between
> the treatments?
>
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