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Re: st: RE: Bootstrapping Conf Intervals - what do they mean?


From   Maarten buis <[email protected]>
To   [email protected]
Subject   Re: st: RE: Bootstrapping Conf Intervals - what do they mean?
Date   Wed, 4 Jun 2008 08:51:25 +0100 (BST)

--- Salah Mahmud <[email protected]> wrote:
> Does that mean that the only "practical" advantage of the confidence
> interval is judging the precision of the study estimate? The above
> discussion suggests that it would be inaccurate to hint that the
> study's confidence interval brackets the population estimate.

No, the point of a confidence interval is that you do make that
statement only with the proviso that that statement will be right 19
out of 20 times (assuming you used a 95% confidence interval). This is
a way to quantify how much value we can give to such a statement.

-- Maarten

-----------------------------------------
Maarten L. Buis
Department of Social Research Methodology
Vrije Universiteit Amsterdam
Boelelaan 1081
1081 HV Amsterdam
The Netherlands

visiting address:
Buitenveldertselaan 3 (Metropolitan), room Z434

+31 20 5986715

http://home.fsw.vu.nl/m.buis/
-----------------------------------------


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