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Solution of problem N4862 probability theory
4862. There are 15 standard parts in a batch of 20 parts. 7 items were randomly selected. Find the probability that there are exactly 5 standard ones among the selected ones.
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: