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RE: st: RE: mlogit and IV? polychotomous logistic model and endogenous explanatory variable


From   "Nick Cox" <n.j.cox@durham.ac.uk>
To   <statalist@hsphsun2.harvard.edu>
Subject   RE: st: RE: mlogit and IV? polychotomous logistic model and endogenous explanatory variable
Date   Mon, 13 Sep 2004 19:54:31 +0100

I'll contine to fight this. Over and out from me, 

Nick 
n.j.cox@durham.ac.uk 

Marcello Pagano
 
> Of course, here at Statalist we know, but others may 
> disagree. So as another
> source I turned to the Merriam-Webster Second Edition, 1949, which is
> probably the last prescriptive dictionary at hand, wherein I find:
> 
> polychotomous [poly+chotomous as in dichotomous] Dividing,....
> 
> I know, I know, wrong side of the Atlantic and all that, .....
> (silly colonials!) but maybe it is too late to stop the purported
> malformation.  Plus, I prefer the sound of polychotomous.
> 
> m.p.
> 
> 
> Nick Cox wrote:
> 
> >The OED works on descriptive, not prescriptive, principles, 
> >so does not even purport to judge on correctness. 
> >
> >Nick 
> >n.j.cox@durham.ac.uk 
> >
> >Marcello Pagano
> > 
> >  
> >
> >>If it is good enough for the Oxford English Dictionary,
> >>it is good enough for me:
> >>
> >>Divided, or involving division, into many
> >>(or more than two) parts, sections, groups, or branches:
> >>= POLYTOMOUS 
> >><http://dictionary.oed.com.ezp2.harvard.edu/cgi/crossref?query
> >>_type=word&queryword=polychotomous&edition=2e&first=1&max_to_s
> >>how=10&single=1&sort_type=alpha&xrefed=OED&xrefword=polytomous>. 
> >>So polychotomy, division into more than two
> >>parts or groups, as in classification: = POLYTOMY 
> >><http://dictionary.oed.com.ezp2.harvard.edu/cgi/crossref?query
> >>_type=word&queryword=polychotomous&edition=2e&first=1&max_to_s
> >>how=10&single=1&sort_type=alpha&xrefed=OED&xrefword=polytomy>.
> >>
> >>*1858* MAYNE 
> >><http://dictionary.oed.com.ezp2.harvard.edu/help/bib/oed2-m2.h
> >>tml#mayne> 
> >>/Expos. Lex./, /Polychotomus/, applied to a body that is
> >>divided into numerous articulations..: polychotomous. *
> >>1887* /Amer. Naturalist/ Oct. 915 Polychotomy is probably never more
> >>than provisional, and all classification will eventually be 
> >>dichotomous.
> >>
> >>So until we eventually reach the dichotomy where some of us
> >>are right and some of us are wrong, let's allow polychotomous.
> >>
> >>m.p.
> >>
> >>Nick Cox wrote:
> >>
> >>    
> >>
> >>>My only advice is marginal to your main question.
> >>>
> >>>The term "polychotomous", although common in the 
> >>>literature, is malformed and based on a misparsing 
> >>>of the word "dichotomous", whose elements 
> >>>are "dicho" and "tomous". The term "polytomous", 
> >>>also common in the literature, is more nearly correct.  
> >>>
> >>>Help stamp out this linguistic monstrosity! 
> >>>
> >>>Nick 
> >>>n.j.cox@durham.ac.uk 
> >>>
> >>>N.B. this is a different kind of argument from 
> >>>those in favour of "heteroskedasticity" rather than 
> >>>"heteroscedasticity". In the latter case, there are 
> >>>plenty of precedents for rendering the Greek letter
> >>>kappa into the English letter c, so one could be 
> >>>sceptical about that argument. 
> >>>
> >>>"polychotomous" just got into the literature because someone 
> >>>didn't understand the etymology of "dichotomy" and other people 
> >>>copied that mistake. It's still wrong. 
> >>>
> >>>      
> >>>
> >
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