Решение задачи N4850 теория вероятностей
4850. In a batch of 12 parts, 8 are standard, the rest are non-standard. 4 items were randomly selected. What is the probability that there are exactly 3 standard parts among the selected parts?
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.