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Re: st: sample size
From
Shikha Sinha <[email protected]>
To
[email protected]
Subject
Re: st: sample size
Date
Tue, 5 Jul 2011 14:09:45 -0700
Try - sampsi..
Santosh
On Tue, Jul 5, 2011 at 5:32 AM, Maarten Buis <[email protected]> wrote:
> On Tue, Jul 5, 2011 at 2:15 PM, Janssen, Nathalie wrote:
>> Now, the main analysis is a regression concerning the group x event exposure interaction effect. I want to know how large my sample size needs to be for an effect size of around .4 and a power of .8.
>
> Type in Stata -findit power sample size- and you'll see lots of options.
>
> -- Maarten
>
> --------------------------
> Maarten L. Buis
> Institut fuer Soziologie
> Universitaet Tuebingen
> Wilhelmstrasse 36
> 72074 Tuebingen
> Germany
>
>
> http://www.maartenbuis.nl
> --------------------------
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