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Mathematics, 28.07.2021 14:00 makaleyf19
Một lô hàng có 5 sản phẩm đạt chuaanrvaf 3 sản phẩm lỗi. chọn ngẫu nhiên từ lô hàng ra 3 sản phẩm. Gọi X là số sản phẩm đạt chuẩn có trong 3 sản phẩm lấy ra.
a. Hãy lập bảng phân phối xác suất của X
b. Hãy lập bảng phân phối xác suất của Y= ( X-1 )
c. Tính xác suất p{1
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Answers: 3
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Một lô hàng có 5 sản phẩm đạt chuaanrvaf 3 sản phẩm lỗi. chọn ngẫu nhiên từ lô hàng ra 3 sản phẩm. G...
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