Решение задачи N3727 теория вероятностей полная вероятн

3727. Let the probabilities of whether a failure occurs in the arithmetic unit or in the operational memory while working in a digital electronic machine are correlated as 4: 6, and the probabilities of detecting a failure in the arithmetic unit or in the operating memory are respectively 0.7 and 0.8 , the probability that a failure in the car will not be detected is:

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