I think that the better solution is to use the transform function. Lets
suppose that your data is in table:

> table <- transform(table, n12 = 2400 - n11)

and its done.

On Tue, Nov 13, 2012 at 4:16 AM, arun <smartpink111@yahoo.com> wrote:

> Hi,
> You can try this:
> dat1<-read.table(text="
> Rad:0
> Rad1:2
> Rad3:3
> ",sep="",header=FALSE)
>
>
>
>  Variable<-do.call(rbind,lapply(strsplit(as.character(dat1[[1]]),split=":"),`[`,1))
> n11<-do.call(rbind,lapply(strsplit(as.character(dat1[[1]]),split=":"),function(x)
> as.numeric(x[2])))
>  n12<-2400-n11
>  dat2<-data.frame(Variable,n11,n12)
>  dat2
> #  Variable n11  n12
> #1      Rad   0 2400
> #2     Rad1   2 2398
> #3     Rad3   3 2397
>  str(dat2)
> #'data.frame':    3 obs. of  3 variables:
> # $ Variable: Factor w/ 3 levels "Rad","Rad1","Rad3": 1 2 3
> # $ n11     : num  0 2 3
> # $ n12     : num  2400 2398 2397
>
> #or if you want it as a matrix:
>  newmat<-do.call(rbind,strsplit(as.character(dat1[[1]]),split=":"))
>  n12<-2400-as.numeric(newmat[,2])
>  newmat2<-cbind(newmat,n12)
> colnames(newmat2)[1:2]<-c("Variable","n11")
> A.K.
>
>
>
>
>
>
> ----- Original Message -----
> From: farnoosh sheikhi <farnoosh_81@yahoo.com>
> To: "r-help@R-project.org" <r-help@r-project.org>
> Cc:
> Sent: Monday, November 12, 2012 5:52 PM
> Subject: [R] reshape
>
> Hi,
>
> I have a R output that looks as follow:
> Rad:0
> Rad1:2
> Rad3:3
>
> I want to make a new matrix that looks like : sample size is 2400
> Variable    n11  n12
> Rad            0     2400-0=2400
> Rad1          2       2400-2
> Rad3  3      2400-3
>
> Thanks a lot for your time and help:)
> Best,Farnoosh Sheikhi
>     [[alternative HTML version deleted]]
>
>
> ______________________________________________
> R-help@r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide
> http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>
>
> ______________________________________________
> R-help@r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide
> http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>



-- 
Att,

Flávio Barros

	[[alternative HTML version deleted]]


