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Re: st: Strange result


From   [email protected] (Jeff Pitblado, Stata Corp.)
To   [email protected]
Subject   Re: st: Strange result
Date   Tue, 28 Jan 2003 10:47:08 -0600

Arnold H. Levinson <[email protected]> observed a peculiar result from
-svymean-:

> I ran svymean on a binomial varialbe and got a standard error of zero in a
> by() category. Rather than an infinite sample size, the category has just
> two observations -- a "0" and a "1" for values. Naturally the two outcomes
> test significantly different, p<0.0001, which is obviously incorrect. Is
> this explainable? (Output below.)
>
> (output omitted)

Unfortunately, I am unable to easily reproduce this result.  I invite Arnold
to email me personally to figure out what is going on.

--Jeff
[email protected]
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