[R] likelyhood maximization problem with polr

tjb timothy.benham at uqconnect.edu.au
Tue Nov 9 23:44:29 CET 2010



blackscorpio wrote:
> 
> Thank you for your answer. I have already tried lrm and it's true that it
> works better than polr in such a case. Nevertheless lrm does not work with
> the addterm and dropterm functions (to my knowledge) and I need to use
> them. Maybe do you know alternate functions that would do the same job and
> that would work with lrm ?
> Many thanks
> 

I don't know of an exact equivalent. fastbw(Design) will do backwards
elimination for an lrm model.
-- 
View this message in context: http://r.789695.n4.nabble.com/likelyhood-maximization-problem-with-polr-tp2528818p3035248.html
Sent from the R help mailing list archive at Nabble.com.



More information about the R-help mailing list