Solution of problem N3114 probability theory

Solution of problem N3114 probability theory

3114. In stock there are 20 kinescopes, and 10 of them are made by the Kharkov plant. Find the probability that among the 5 samples taken at random, there will be 3 tubes of the Kharkov plant.

Additional information:

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

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