Предмет: Алгебра, автор: rusismoilov00

Вероятность попадания в баскетбольное кольцо при одном броске равна 0,7.Найти вероятность 5 попаданий из 7 бросков.

Ответы

Автор ответа: katrusya777

n=7

Число сочетаний события=21

Вероятность Р=

$0.7 {}^{5} \times 0.3 {}^{2} \times 21 = 0.3177$

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