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Solution of problem N4178 Laplace probability theory
4178. The probability of an event occurring in each of the 100 independent trials is 0.3. Find the probability that the event will appear: a) at least 75 times and no more than 90 times; b) not more than 65 times.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
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