[R] Logistic regression goodness of fit tests

Trevor Wiens twiens at interbaun.com
Fri Mar 11 16:37:13 CET 2005


On Fri, 11 Mar 2005 07:32:30 -0500
Frank E Harrell Jr <f.harrell at vanderbilt.edu> wrote:

> What I mean is the effective significance level for keeping a variable 
> in the model.  Using AIC for one degree of freedom variables is 
> effectively using an alpha of 0.16 if I recall properly.
> 
> But I hope you got the point that resid(fit,'gof') as with most goodness 
> of fit tests assumes prespecified models.
> 

Yes. I understand. Late last night someone replied similarly off the list but I didn't realize they hadn't posted to the list until this morning, otherwise I would have posted a note that my question had been resolved. Sorry for taking your time.

T
-- 
Trevor Wiens 
twiens at interbaun.com

The significant problems that we face cannot be solved at the same 
level of thinking we were at when we created them. 
(Albert Einstein)




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