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Solution of problem N4673 probability theory
4673. There are products of four grades, and the number of products of each grade is, respectively, 2, 3, 4, 2. For control, 6 products are taken at random. Determine the probability that among them 1 is a first-class item, 2 is a second-grade item, 2 is a third-grade item, and 1 is a fourth-grade item.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
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Discount for regular customers! If the total of your purchases from the seller
Massimo86
exceeds: