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Solution of problem N3375 probability theory

Solution of problem N3375 probability theory

Seller: Massimo86

Price: 0.30 USD

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Product description

  • A student knows 25 questions out of 30. What is the probability that he
  • correctly answer 3 of five questions.
  • from 4 questions will answer at least one.

Additional information

Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)