Решение задачи N3375 теория вероятностей
3375. A student knows 25 questions out of 30. What is the probability that he
1) correctly answer 3 of five questions.
2) from 4 questions will answer at least one.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
Оплата и выдача товара осуществляются через партнёрскую платформу.