Here is another nice way of doing it:

replicate(10, rnorm(20))
# this will give you 10 columns of vectors with 20 random variables taken
from the normal distribution.

If any one got a faster way of doing this, please let me know.

Tal galili






On Tue, Aug 25, 2009 at 1:30 AM, Rolf Turner <r.turner@auckland.ac.nz>wrote:

>
> On 25/08/2009, at 10:17 AM, Peng Yu wrote:
>
>  Hi,
>>
>> I did a search but I was able to find how to generate a random matrix.
>> Can somebody let me know how to do it?
>>
>
> Uhhh, generate some random numbers and then arrange them in a matrix?
>
> ?matrix
> ?runif
> ?rnorm
> ?rgamma
>   .
>   .
>   .
>
>        cheers,
>
>                Rolf Turner
>
> ######################################################################
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>
>
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>



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