Решение задачи N1411 теория вероятностей Лапласа

1411. Suppose that the probability that an released watch has a stroke accuracy within the standard is 0.97. Find the probability that, among the available 1000 hours, the proportion of hours with accuracy and norm limits will deviate (in absolute value) from the probability of 0.97 by no more than 0.02.

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