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Mathematics, 19.09.2021 09:40 Gimagg8195

Trong một thùng chứa 100 sản phẩm, trong đó có 70 sản phẩm loại A, 30 sản phẩm loại B. Lấy
ngẫu nhiên 20 sản phẩm ra kiểm tra. Tính xác
suất để trong số sản phẩm lấy ra đó có ít nhất
1 sản phẩm loại A.

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Trong một thùng chứa 100 sản phẩm, trong đó có 70 sản phẩm loại A, 30 sản phẩm loại B. Lấy
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