[R] how to calculate Rsquare

[Frank E Harrell Jr]

On Wed, 27 Aug 2003 11:04:21 -0300
"Ronaldo Reis Jr." <chrysopa at insecta.ufv.br> wrote:

> Can anybody send these articles for me? 
> 
> > 	  NagelKerke, N. J. D. (1991) "A note on a general definition of the
> > coefficient of determination", Biometrika 78: 691-2.

The fitting functions lrm, psm, cph in the Design package compute Nagelkerke's measures.  -F Harrell

> >
> > 	  Cox, D. R. and Wermuth, N. (1992) "A comment on the coefficient of
> > determination for binary responses", The American Statistician 46:  1-4.
> >
> 
> Thanks
> Ronaldo
> -- 
> Of ______course it's the murder weapon.  Who would frame someone with a 
> fake?
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---
Frank E Harrell Jr              Prof. of Biostatistics & Statistics
Div. of Biostatistics & Epidem. Dept. of Health Evaluation Sciences
U. Virginia School of Medicine  http://hesweb1.med.virginia.edu/biostat