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Re: help in generating a gaussian random variable

  • To: mathgroup at smc.vnet.net
  • Subject: [mg35502] Re: [mg35488] help in generating a gaussian random variable
  • From: BobHanlon at aol.com
  • Date: Wed, 17 Jul 2002 02:08:46 -0400 (EDT)
  • Sender: owner-wri-mathgroup at wolfram.com

In a message dated 7/16/02 5:50:43 AM, dsalman at itee.uq.edu.au writes:

>I need to generate a Gaussian random variable y having mean =0 and variance
>=x.
>
>The variance x is itself a gaussian random variable having a known mean
>and
>variance.
>e.g. mean of x =5;
>variance of x = 10;
>
>Can anyone suggest how to use this information to generate y ?
>

Needs["Statistics`NormalDistribution`"];

data=RandomArray[
      NormalDistribution[0, Random[
          NormalDistribution[5, Sqrt[ 10]]]], {100}];


Bob Hanlon
Chantilly, VA  USA


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