Решение задачи N5305 теория вероятностей
5305. In a batch of 20 items, 5 have a latent defect. What is the probability that out of 3 randomly selected items, exactly 2 items will be defective?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.