[R] aggregate similar to SPSS

[Dylan Beaudette]

?table

On Wednesday 25 April 2007 14:32, Natalie O'Toole wrote:
> Hi,
>
> Does anyone know if: with R can you take a set of numbers and aggregate
> them like you can in SPSS? For example, could you calculate the percentage
> of people who smoke based on a dataset like the following:
>
> smoke = 1
> non-smoke = 2
>
> variable
> 1
> 1
> 1
> 2
> 2
> 1
> 1
> 1
> 2
> 2
> 2
> 2
> 2
> 2
>
>
> When aggregated, SPSS can tell you what percentage of persons are smokers
> based on the frequency of 1's and 2's. Can R statistical package do a
> similar thing?
>
> Thanks,
>
> Nat
>
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-- 
Dylan Beaudette
Soil Resource Laboratory
http://casoilresource.lawr.ucdavis.edu/
University of California at Davis
530.754.7341