Re: [R] Logistic regression goodness of fit tests

From: Trevor Wiens <twiens_at_interbaun.com>
Date: Sat 12 Mar 2005 - 02:37:13 EST

On Fri, 11 Mar 2005 07:32:30 -0500
Frank E Harrell Jr <f.harrell@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@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)

______________________________________________
R-help@stat.math.ethz.ch mailing list
https://stat.ethz.ch/mailman/listinfo/r-help
PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
Received on Mon Mar 14 10:34:08 2005

This archive was generated by hypermail 2.1.8 : Fri 03 Mar 2006 - 03:30:47 EST