Mathematics, 16.06.2021 09:00 justicejesusfreak

Quan sát điểm thi môn Toán cao cấp của 10 sinh viên ngẫu nhiên trong lớp, ta được kết quả là: 5, 6, 7, 5, 9, 5, 6, 7, 4, 8. Độ lệch chuẩn hiệu chỉnh của điểm thi toán cao cấp ở mẫu trên là:

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Quan sát điểm thi môn Toán cao cấp của 10 sinh viên ngẫu nhiên trong lớp, ta được kết quả là: 5, 6,...

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