[R] tabulate: switching columns and rows

[Gabor Grothendieck]

Add the argument col.vars = 2:3 to your ftable call.  See ?ftable

On 12/31/06, Ricardo Rodríguez <webmaster at xen.net> wrote:
> Hi all,
>
> Please, is there any way of controlling factors in row/columns when using ftable/xtabs? As far as I can see, the last cross-clasifing variable in the formula will appear in columns. The previous ones, in rows. For instance, is it possible to make  tension and replicate appear in columns?
>
> ftable(xtabs(breaks ~ wool + tension + replicate, data = warpbreaks))
>
> After some years using SAS proc tabulate I am afraid I don't get the point with R and cross-tabulation :-(
>
> Thanks you very much and Happy New Year!
>
> Ricardo
>
> ---
> Ricardo Rodríguez
> Your XEN ICT Team
>
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