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Solution of problem N2837 probability theory
2837. In the group of 30 students in the control work received: 6 students rated excellent, 10 students rated good, 9 students rated satisfactory. What is the likelihood that all three students brought to the board have unsatisfactory marks for the test?
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
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