Try this:
> ftable(CO2[1:3])
Treatment nonchilled chilled
Plant Type
Qn1 Quebec 7 0
Mississippi 0 0
Qn2 Quebec 7 0
Mississippi 0 0
Qn3 Quebec 7 0
Mississippi 0 0
Qc1 Quebec 0 7
Mississippi 0 0
Qc3 Quebec 0 7
Mississippi 0 0
Qc2 Quebec 0 7
Mississippi 0 0
Mn3 Quebec 0 0
Mississippi 7 0
Mn2 Quebec 0 0
Mississippi 7 0
Mn1 Quebec 0 0
Mississippi 7 0
Mc2 Quebec 0 0
Mississippi 0 7
Mc3 Quebec 0 0
Mississippi 0 7
Mc1 Quebec 0 0
Mississippi 0 7
>
On Mon, Apr 13, 2009 at 8:39 AM, Nigel Birney <[email protected]> wrote:
>
> Hi, I have a dynamic table structure consisting of N factors (e.g. columns
> Factor_1, Factor_2,..Factor_N).
>
> I want to construct a table that has as rows the level combinations of
> factors F_1..F_n-1, and as columns the levels of the factor Fn. The cells of
> the table would contain the number of cases that correspond to these level
> combinations. How can I do this?
>
> --
> View this message in context:
> http://www.nabble.com/Interaction-of-a-dynamic-number-of-factors-tp23021835p23021835.html
> Sent from the R help mailing list archive at Nabble.com.
>
> ______________________________________________
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> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>
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