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MathGroup Archive 2001

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Re: Random Sampling Without Replacement?

  • To: mathgroup at smc.vnet.net
  • Subject: [mg26608] Re: [mg26586] Random Sampling Without Replacement?
  • From: "Richard Finley" <rfinley at medicine.umsmed.edu>
  • Date: Thu, 11 Jan 2001 10:39:17 -0500 (EST)
  • Sender: owner-wri-mathgroup at wolfram.com

Try the following:

<<DiscreteMathematics`Combinatorica`
Take[RandomPermutation[n],3]

where n is the size of the list you are selecting from.  regards,  RF

>>> "A. E. Siegman" <siegman at stanford.edu> 01/09/01 12:52AM >>>
Looking for neat compact way to extract three distinct (i.e., nonequal) 
randomly selected integers k1, k2, k3 from the range 1 to N (N > 3) -- 
in other words, random sampling without replacement -- ???




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