Re: [R] R-how to group the data

From: Gabor Grothendieck <ggrothendieck_at_gmail.com>
Date: Sat 10 Dec 2005 - 02:05:56 EST

If your data frame is X then

unstack(X, value ~ type)

gives you a list with x and y components. If you need these as variables try attach(unstack(X, value ~ type)) or

with(unstack(X, value ~ type, {
  ... some computations ...
}

On 12/9/05, Subhabrata <subhabratapal@sraindia.com> wrote:
>
> Hello R - users,
>
> This may sound simple to may people:
>
> I have a list of data as follows
>
> type value
> y 7
> y 7
> y 8
> y 8
> y 8
> y 9
> y 9
> y 9
> y 9
> y 10
> y 10
> y 10
> y 10
> y 11
> y 11
> y 12
> y 12
> y 14
> y 14
> y 14
> y 15
> y 17
> y 20
> y 20
> y 20
> y 20
> y 25
> y 25
> y 25
> x 7
> x 7
> x 8
> x 8
> x 9
> x 9
> x 11
> x 11
> x 11
> x 12
> x 12
> x 12
> x 13
> x 13
> x 15
> x 15
> x 15
> x 18
> x 20
> x 30
> x 30
>
> Is there any way where I can group all the x and y like
>
> a <- all the values of x
> b <- all the values of y
>
> so 'a' will have = 7, 7, 8....
> 'b' = 7,7,8,8,8...
>
>
> With Regards
> Subhabrata Pal
>
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R-help@stat.math.ethz.ch mailing list
https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html Received on Sat Dec 10 02:32:39 2005

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