Mathematics, 18.06.2021 04:10 nyjaelynn

Công ty có ba nhân viên bán hàng độc lập ở ba địa phương khác nhau. Trong tháng, xác suất hoàn thành mục tiêu doanh số của nhân viên thứ nhất, thứ hai và thứ ba lần
lượt là: 0.8; 0.85 và 0.92. Tính xác suất trong tháng:
a) Có đúng hai nhân viên hoàn thành mục tiêu doanh số.
b) Có ít nhất một nhân viên hoàn thành mục tiêu doanh số.

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Công ty có ba nhân viên bán hàng độc lập ở ba địa phương khác nhau. Trong tháng, xác suất hoàn thàn...

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