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

[Peng Jiang]

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)
  regards/
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
安泰经济管理学院
Department of Mathematics
数学系
Shanghai Jiaotong University (Minhang Campus)
800 Dongchuan Road
200240 Shanghai
P. R. China