Solution of problem N4171 Laplace probability theory

Solution of problem N4171 Laplace probability theory

4171. The probability of an event occurring in each of the 100 independent tests is constant and equal to 0.8. Find the probability that an event will appear at least 85 times and not more than 93 times.

Additional information:

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

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