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Homework Help: Probability of picking balls from an urn

  1. Sep 20, 2011 #1
    Nvm, I figured it out. Thanks anyway.
    Last edited: Sep 20, 2011
  2. jcsd
  3. Sep 21, 2011 #2


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    Homework Helper

    When you succeed in figuring out the problem yourself, please edit the title of your post to include [SOLVED]. This will advise Helpers that they don't need to check your post to see if it needs further attention. Thanks.
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