[R] r syntax

Rui Barradas ruipbarradas at sapo.pt
Sun Apr 28 00:57:30 CEST 2013


Hello,

You should provide us with a data example.

In the following, the two solutions are completely different but both of 
them do what you want. Note that the second creates a factor variable, 
whose levels are coded as integers. See R-intro.pdf in your doc 
directory, chapter 4 Ordered and unordered factors.


x <- sample(c("Male", "Female"), 10, replace = TRUE)

y1 <- ifelse(x == "Male", 1L, 2L)
y2 <- factor(x, levels = c("Male", "Female"))


Hope this helps,

Rui Barradas

Em 27-04-2013 15:32, sgs sys escreveu:
> Hi
>
> i  want  to recode Male  =1  and  female  =2  in  R
> what  is  the  syntax  for  same ?
> thanks
> Sameer
>
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