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Mathematics, 26.08.2021 07:10 cfnewton09

Kho hàng xuất khẩu của công ty gồm 100 kiện hàng. Mỗi kiện hàng có 100 sản phẩm, biết tỷ lệ phế phẩm ở mỗi kiện hàng đều bằng 0,05.Người ta kiểm tra bằng cách chọn ngẫu nhiên mỗi kiện hàng 10 sản phẩm theo phương thức có hoàn lại. Tính xác xuất để trong số các sản phẩm lấy ra có từ 15 đến 17 phế phẩm.

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Kho hàng xuất khẩu của công ty gồm 100 kiện hàng. Mỗi kiện hàng có 100 sản phẩm, biết tỷ lệ phế phẩm...
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