[R] testing independence of categorical variables

Shoaaib Mehmood shoaaib at gmail.com
Mon Nov 26 07:51:13 CET 2007


i cant find help for xtab. Which package contains this function

On Nov 24, 2007 12:16 PM, G Ilhamto <gilhamto at gmail.com> wrote:
> hi shohaib,
> have you tried xtab instead of chisq.test?
>
> Ilham
>
>
>
> On Nov 22, 2007 6:16 AM, Shoaaib Mehmood <shoaaib at gmail.com> wrote:
> >
> >
> >
> > hi,
> >
> > is there a way of calculating of measuring dependence between two
> > categorical variables. i tried using the chi square test to test for
> > independence but i got error saying that the lengths of the two
> > vectors don't match. Suppose X and Y are two factors. X has 5 levels
> > and Y has 7 levels. This is what i tried doing
> >
> > >temp<-chisq.test(x,y)
> >
> > but got error "the lengths of the two vectors don't match". any help
> > will be appreciated
> > --
> > Regards,
> > Rana Shoaaib Mehmood
> >
> >
> > ______________________________________________
> > R-help at r-project.org mailing list
> > https://stat.ethz.ch/mailman/listinfo/r-help
> > PLEASE do read the posting guide
> http://www.R-project.org/posting-guide.html
> > and provide commented, minimal, self-contained, reproducible code.
> >
>
>



-- 
Regards,
Rana Shoaaib Mehmood
(+92) 333 550 4531



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