Solution of problem N4620 Poisson probability theory

Solution of problem N4620 Poisson probability theory

4620. The repair shop has 2000 parts of the same type, for each of which the probability of failure is 0.0005. What is the probability of failure of five parts selected for the repair of this mechanism?

Additional information:

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

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