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Solution of problem N4172 Laplace probability theory
4172. The probability of occurrence of an event in each of the 160 independent tests is constant and equal to 0.8. Find the probability that an event will appear at least 120 times and not more than 150 times.
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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