Only fweights are allowed qua weights. But you
can specify non-integer variables, even string
variables, in the varlist.
If pweights are not constant within cells
of your cross-classification, what happens
in terms of the -glm- call?
Nick
[email protected]
Brian P. Flaherty
> > I think that -contract- leading to -glm- is indeed the
> > best route. One of the details of -contract-, the -zero-
> > option, was included with this very task in mind.
>
> Thank you very much for such a quick reply.
>
> > I am not clear on the difficulty with pweights. Can't
> > you just include the weight variable in the list supplied
> > to -contract-? I don't think you need a separate handle
> > to treat them differently.
>
> The contract help page and book says that only fweights are
> allowed.
> When I try with my weight (which is not integer), I get the
> following
> error messages:
>
> . contract cigever alcever mjever [weight=analwt_c], freq(count)
> (frequency weights assumed)
> may not use noninteger frequency weights
> r(401);
>
> . contract cigever alcever mjever [pweight=analwt_c], freq(count)
> pweight not allowed
> r(101);
>
> . contract cigever alcever mjever [fweight=analwt_c], freq(count)
> may not use noninteger frequency weights
> r(401);
>
> Am I calling it incorrectly or misunderstanding something else?
>
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