Re: [R] Problem with multinom ?

2005-06-13 Thread Marc Girondot
>On Sat, 11 Jun 2005, John Fox wrote: > >>Dear Marc, >> >>I get the same results -- same coefficients, standard errors, and fitted >>probabilities -- from multinom() and glm(). It's true that the deviances >>differ, but they, I believe, are defined only up to an additive constant: > >Yes. There are

Re: [R] Problem with multinom ?

2005-06-11 Thread John Fox
Dear Marc, > -Original Message- > From: Marc Girondot [mailto:[EMAIL PROTECTED] > Sent: Saturday, June 11, 2005 2:16 PM > To: John Fox > Cc: [EMAIL PROTECTED] > Subject: RE: [R] Problem with multinom ? > > >Dear Marc, > > > >I get the same result

Re: [R] Problem with multinom ?

2005-06-11 Thread Marc Girondot
>Dear Marc, > >I get the same results -- same coefficients, standard errors, and fitted >probabilities -- from multinom() and glm(). It's true that the deviances >differ, but they, I believe, are defined only up to an additive constant: > >> predict(dt.b, type="response") > 1 2

Re: [R] Problem with multinom ?

2005-06-11 Thread Marc Girondot
>On Sat, 11 Jun 2005, John Fox wrote: > >>Dear Marc, >> >>I get the same results -- same coefficients, standard errors, and fitted >>probabilities -- from multinom() and glm(). It's true that the deviances >>differ, but they, I believe, are defined only up to an additive constant: > >Yes. There are

Re: [R] Problem with multinom ?

2005-06-11 Thread Prof Brian Ripley
L PROTECTED] On Behalf Of Marc Girondot Sent: Saturday, June 11, 2005 3:06 AM To: John Fox Cc: r-help@stat.math.ethz.ch Subject: [R] Problem with multinom ? Thanks for your response. OK, multinom() is a more logical in this context. But similar problem occurs: Let these data to be analyzed using cl

Re: [R] Problem with multinom ?

2005-06-11 Thread John Fox
-- > -Original Message- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of Marc Girondot > Sent: Saturday, June 11, 2005 3:06 AM > To: John Fox > Cc: r-help@stat.math.ethz.ch > Subject: [R] Problem with multinom ? > > Thanks for your response

[R] Problem with multinom ?

2005-06-11 Thread Marc Girondot
Thanks for your response. OK, multinom() is a more logical in this context. But similar problem occurs: Let these data to be analyzed using classical glm with binomial error: m f factor m theo f theo -Ln L model-Ln L full interecept f 10 12 1.2 0.4524