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Solution of problem N4175 Laplace probability theory
4175. The probability of an event occurring in each of the 100 independent trials is 0.4. Find the probability that the event will appear: a) at least 50 times and no more than 90 times; b) no more than 75 times.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
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