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MathGroup Archive 2000

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Re: Extended Random Function

  • To: mathgroup at
  • Subject: [mg21580] Re: [mg21500] Extended Random Function
  • From: BobHanlon at
  • Date: Sat, 15 Jan 2000 02:04:23 -0500 (EST)
  • Sender: owner-wri-mathgroup at


randomNbr[dist_, digits_Integer?Positive] := 
  Module[{rN = Random[dist], f}, 
    f = 10^(digits - Ceiling[Log[10, Abs[rN]]]);

    randomNbr[NormalDistribution[0, 5], k], 
    {k, 10}] // InputForm

{2., -5.6, -3.68, 3.178, 1.9008, 13.5738, -1.904861, 
 -0.10891599, 6.47057332, -0.2439976141}

Bob Hanlon

In a message dated 1/14/2000 4:02:59 AM, d_mennella at writes:

>I have a question concerning the use of the
>extension of the Random[] function as defined in
>the Statistics`ContinuousDistributions`. With
>this extension it is possible to pick a random
>number according to a given distribution function.
>My question is: how is it possible to pick a Real
>number with n digits? With the default function
>it is possible to do so by calling
>but I have found no way to do this with the
>extended function.

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