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Solution of problem N2836 probability theory
2836. In a group of 30 students in the test, 6 students were rated “excellent”, 10 students - “good”, 9 - “satisfactory”. What is the probability that all three students brought to the board have unsatisfactory grades.
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
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