[R] weight in lm

[S Ellison]

> I have 204 "baskets" of three types corresponding to factor F, each of size
> from 2 to 33 containing measurements, and need to know if the standard
> deviation on the measurements  in each basket,sdd, is different across
> types, F. 

If you're just trying to confirm that there is a difference across three types, is there a reason not to use something like Levene's test to confirm that the variances differ by more than chance?

S Ellison


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