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MathGroup Archive 2006

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Re: making random matrix

  • To: mathgroup at smc.vnet.net
  • Subject: [mg70605] Re: [mg70583] making random matrix
  • From: Bob Hanlon <hanlonr at cox.net>
  • Date: Sat, 21 Oct 2006 05:13:42 -0400 (EDT)
  • Reply-to: hanlonr at cox.net

Needs["Statistics`"];

NormalDistribution[ ] defaults to NormalDistribution[0, 1]

#[NormalDistribution[ ]]& /@ {Mean, StandardDeviation}

{0,1}

n=100 ;
A = RandomArray[NormalDistribution[], {n, n}];

#[Flatten[A]]& /@ {Mean, StandardDeviation}

{0.00534244,1.00117}


Bob Hanlon

---- "amitsoni.1984 at gmail.com" <amitsoni.1984 at gmail.com> wrote: 
> Hi, I want to make a normally distributed random matrix for which I am
> using the following command. But it is not giving any result.
> 
> n=100
> A = RandomArray[NormalDistribution[], {n, n}]
> 
> Do I need to load any package to get this working. Please tell me how
> to do that?
> 
> Thanks
> 
> Amit
> 

--

Bob Hanlon
hanlonr at cox.net



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