[R] help about random generation of a Normal distribution of several variables

Peng Jiang jp021 at sjtu.edu.cn
Sat Jul 5 18:41:38 CEST 2008

Hi, Arnau,

  mvrnorm() in MASS library is what you need.
  ? mvrnorm to see the detail but first you need to load the MASS  
library, i.e,library(MASS)
On 2008-7-6, at 上午12:21, Arnau Mir wrote:

> Hello.
> Somebody knows how can I generate a set of n random vectors  of a  
> normal
> distribution of several variables?
> For example, I want to generate n=100 random vectors of two  
> dimensions for
> a normal with mean c(0,1)  and  variance matrix:  matrix(c(2,1,1,3), 
> 2,2).
> Thanks in advance,
> Arnau.
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Peng Jiang 江鹏 ,Ph.D. Candidate
Antai College of Economics & Management
Department of Mathematics
Shanghai Jiaotong University (Minhang Campus)
800 Dongchuan Road
200240 Shanghai
P. R. China

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