[R] Polytomic Logistic Regression

[Peter Dalgaard BSA]

Prof Brian Ripley <ripley at stats.ox.ac.uk> writes:

> On Thu, 15 Nov 2001, Alessio Farcomeni wrote:
> 
> > Actually I`m not really sure that`s the way you call it in English...
> > Anyway, is there a way to do a logistic regression with 0-1-2-3-4
> > qualitative response variable in R? I know how to do 0-1 logistic
> > regression, but it doesn`t appear to be a way to generalize it directly.
> > Hope I was enough clear.
> 
> Use multinom in package nnet in the VR bundle.

...or polr() from MASS if the response is ordered.

-- 
   O__  ---- Peter Dalgaard             Blegdamsvej 3  
  c/ /'_ --- Dept. of Biostatistics     2200 Cph. N   
 (*) \(*) -- University of Copenhagen   Denmark      Ph: (+45) 35327918
~~~~~~~~~~ - (p.dalgaard at biostat.ku.dk)             FAX: (+45) 35327907
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