Решение задачи N4251 теория вероятностей Бернулли

4251. It is known that 80% of a large consignment of goods in identical packages is of the first grade. Find the most probable number of units of a product of the 1st grade among eight units selected from the total mass of the product and calculate the probability corresponding to this event.

Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)