Solving problem N3707 Bayesian probability theory

Solving problem N3707 Bayesian probability theory

3707. Two typists type the same text on different typewriters. The probability that the first typist will make a mistake is 0.05; for the second typist, this probability is 0.1. An error was found while checking the text. Find the probability that the first typist made a mistake.

Additional information:

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

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