Решение задачи N4846 теория вероятностей
4846. The box contains 80 standard and 20 non-standard parts. Find the probability that at least four out of five parts taken at random will be standard.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.