[RkWard-devel] Ordinal nominal

I. Soumpasis nono.231 at gmail.com
Fri Mar 30 12:55:39 UTC 2007


>
>
> Well, you can convert it using
>         as.numeric(x)


Thanks.

. Wrapping something like this around the variables passed to the test in
> RKWard would not be too hard, of course. The tricky thing is to find out,
> when this is needed, and how it could sensibly be controlled in the GUI
> (it
> probably should not be done unconditionally, as it's a sensible safeguard
> against feeding the wrong kind of data into the test). Perhaps we could
> add
> an option "Coerce data to numeric"? This would likely be needed in a whole
> bunch of tests, though, so we should think for a while, whether this is
> really the most elegant solution available. Comments?


I agree that this is a serious one and it needs a lot of thinking. I believe
that in a step like this user should know what he wants to do, so the user
must decide. I do not believe that there is  automatically.

Regards
Ilias
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