Решение задачи N5210 теория вероятностей
5210. In a batch of 18 items, 5 items have a hidden defect. What is the probability that out of 4 items taken at random, 2 items are defective?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.