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Mathematics, 29.07.2021 22:40 skcats7353

Khảo sát danh thu hàng tháng của một công ty quảng cáo người ta thu được kết quả 130, 140, 210, 345,184, 225, 150,190. Tính độ lệch mẫu đã hiệu chỉnh s

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Khảo sát danh thu hàng tháng của một công ty quảng cáo người ta thu được kết quả 130, 140, 210, 345,...
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