[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.
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