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Câu 44: Trong mô hình hồi quy tuyển tính đơn,A. không tồn tại mối liên hệ toán học giữa thống kê t của hệ số góc và thống kê F.B. thống kê F bằng căn bậc hai thống kê t của hệ số góc.C. thống kê F bằng bình phưong thống kê t của hệ số góc.D. tồn tại mối liên hệ toán học giữa thống kê t của hệ sổ góc và thống kê F, nhưng không phải là mổi liên hệ nêu ở phương án B, C.

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