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Mathematics, 22.07.2021 15:20 juliana211
Doanh thu hằng ngày của một tiệm tạp hóa tại một thành phố có phân phối chuẩn với trung bình là 10 triệu đồng và độ lệch tiêu chuẩn là 2 triệu đồng Hãy tính xác suất để một ngày nào đó tiệm tạp hóa có doanh thu trên là triệu đồng.
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Doanh thu hằng ngày của một tiệm tạp hóa tại một thành phố có phân phối chuẩn với trung bình là 10 t...
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