Решение задачи N5147 теория вероятностей
5147. There are 20 parts in the batch, 3 of them are defective. What is the probability that when checking 4 randomly selected parts, all of them turn out to be non-defective? Solved in two ways.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.