you could try this:
u2=matrix(rnorm(150), nrow=5, ncol=30); u2
Seb
On Thu, Oct 27, 2011 at 1:44 PM, Iara Faria <iarag...@yahoo.com.br> wrote:
> Dear R helpers,
>
> I know this is a simple task, but I'm new to R and I'm still havind
> difficulties with the language.
> I want to create 30 vectors to be used in a simulation, each with 1 columm
> and 5 lines, of random numbers N(0,1).
> What I tried was this:
>
> N=150
> u2<-rep(1:150,0)
> u2<-list(matrix(0,5))
> u2
> for(i in 1:N)
> {
> u2[i]<-rnorm(5)
> }
> u2
>
> ### also tried this:
>
> N=150
> u2<-rep((matrix(0,5)),30)
> u2
> for(i in 1:N)
> {
> u2[i]<-rnorm(5)
> }
> u2
>
>
> The problem is none of this gives me the random numbers arranged in vectors.
> I've tried other variations too, but haven't managed to get it through.
>
> Any help is very welcome.
> Kind regards,
> Iara
> [[alternative HTML version deleted]]
>
>
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> and provide commented, minimal, self-contained, reproducible code.
>
>
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