Solving problem N3718 Bayesian probability theory

Solving problem N3718 Bayesian probability theory

3718. Two operators stuffed on different punchers on the same set of punched cards. The probability that the first operator will make a mistake is 0.05, the second is 0.1. An error was detected during reconciliation. Find the probability that the second statement was wrong.

Additional information:

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

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