Re: [R] power and sample size for a GLM with Poisson response variable

From: Craig A Faulhaber <caf_at_gis.usu.edu>
Date: Tue 28 Feb 2006 - 12:38:35 EST

Thanks for the functions, James. I, too, did not understand the "constraints" vector in asypow. Can anyone on the listserve explain this?

Craig

Wassell, James T., Ph.D. wrote:

> Craig, I found the package asypow difficult to use and it did not
> yield results in the ballpark of other approaches. (could not figure
> out the "constraints" vector).
>
> I wrote some simple functions, one asy.pwr uses the non-central
> chi-square distn.
>
>

-- 
Craig A. Faulhaber
Department of Forest, Range, and Wildlife Sciences
Utah State University
5230 Old Main Hill
Logan, UT 84322
(435)797-3892

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Received on Tue Feb 28 12:48:37 2006

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