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Re: st: RE: anova


From   "irodriguez" <irodriguez@utdt.edu>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: RE: anova
Date   Tue, 17 Oct 2006 10:54:04 -0300

This is the error output: 

anova perform codempr, category(codempr)
too many variables or values
r(146);

I think that the problem is that I have a variable (codempr) that is 
categorical but it has 1203 categories

What can I do? 
Thanks

-----Original Message-----
From: "irodriguez" <irodriguez@utdt.edu>
To: statalist@hsphsun2.harvard.edu
Date: Tue, 17 Oct 2006 10:26:02 -0300
Subject: Re: st: RE: anova

> Ive made changes (from continuos to categorical variables) and now the
> command is working for some regressions
> When a variable is categorical, how many categories anova analysis
> admit?
> Thanks a lot
> 
> -----Original Message-----
> From: "Nick Cox" <n.j.cox@durham.ac.uk>
> To: <statalist@hsphsun2.harvard.edu>
> Date: Tue, 17 Oct 2006 14:14:47 +0100
> Subject: st: RE: anova
> 
> > The number of variables is not 
> > problematic. 
> > 
> > I guess that not all your variables 
> > are categorical; there is at least 
> > one variable that would be better treated
> > as continuous or is not appropriate for
> > -anova-.  
> > 
> > Nick 
> > n.j.cox@durham.ac.uk 
> > 
> > irodriguez
> >  
> > > Im trying to do a variance analysis 
> > > Ive setted memory to 50 and matsize to 800
> > > but when I use anova command stata gives me a message like this:
> > > 
> > > anova roa lagroa mu gama laggama
> > > too many variables or values
> > > r(146);
> > 
> > *
> > *   For searches and help try:
> > *   http://www.stata.com/support/faqs/res/findit.html
> > *   http://www.stata.com/support/statalist/faq
> > *   http://www.ats.ucla.edu/stat/stata/
> 
> 
> *
> *   For searches and help try:
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> *   http://www.stata.com/support/statalist/faq
> *   http://www.ats.ucla.edu/stat/stata/


*
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