Solution of problem N1882 Bernoulli probability theory

Solution of problem N1882 Bernoulli probability theory

1882. There are 4 machines in the shop, the probability of stopping for one hour for each of them is the same and equal to 0.8. What is the probability that at least three machines will stop within an hour?

Additional information:

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

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