[R] Proportions again
Chuck Cleland
ccleland at optonline.net
Sun Feb 29 15:50:43 CET 2004
> Carlos Mauricio Cardeal Mendes wrote:
> I asked before and it was great, cause as a beginner I learned a lot. But,
>
> if I have this in R (1 and 2 are codes for sex):
>
>> sex<-c(1,2,2,1,1,2,2,2)
>> sex
>
> [1] 1 2 2 1 1 2 2 2
>
> I´d like to obtain the proportion according to sex.So I type:
>
>> prop.table(sex)
>
> [1] 0.07692308 0.15384615 0.15384615 0.07692308 0.07692308 0.15384615
> 0.15384615 [8] 0.15384615
>
> The result is OK, but I expected to see a simple frequency table or
> something like that:
>
> 1 0.375
> 2 0.625
> 1.0
>
> How can I get this ?
prop.table(table(sex))
--
Chuck Cleland, Ph.D.
NDRI, Inc.
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