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Solution of problem N3549 Bernoulli probability theory
3549. Conducted 20 independent tests, each of which consists in throwing three symmetric coins. Find the probability that:
a) at least in one trial from 20 3 emblems will appear;
b) in more than two trials 3 emblems will appear.
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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