Решение задачи N4211 теория вероятностей Лапласа

4211. Observations showed that 25% of buyers purchase clothes of the 48th size. On average, 300 people visit this store per day. Find the most likely number of customers per day who will need clothes of the 48th size and calculate the probability corresponding to this event.

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