Roslina Zakaria wrote:
> Dear r-expert,
> I would like to generate 30 sets of random numbers from uniform distribution
> (0,1). Each set of random numbers should have 90 data. Here is my code:
> rand.no <- function(n,itr)
> { for (i in 1:itr)
> {rand.1 <- runif(n,0,1)
> if (i ==1) rand.2 <- rand.1
> else rand.2 <- cbind(rand.2,rand.1)
> }
> rand.2
> }
> Question: The code is okay is just that it give me 31 sets instead of 30
> sets.
Works for me as expected, but really, why don't you simply say:
rand.no <- function(n,itr){
matrix(runif(n*itr, 0, 1), nrow=n, ncol=itr)
}
which does the same, just much quicker...
Uwe Ligges
> Can anybody any adjustment to my code.
> Your help is really appreciated.
> Thank you.
>
>
>
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