Решение задачи N5107 теория вероятностей
5107. From a batch containing 20 products of the first grade and 5 products of the highest grade, the merchandiser selects 4 products at random. Find the probability that among them at least 3 products are of the highest grade.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.