The second moment of the least squares estimator in the nonlinear regression model is obtained in this paper in terms of two kinds of curvatures defined by Bates and watts.
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本文從似然方程的二級近似出發(fā),求出了非線(xiàn)性回歸模型最小二乘估計量(LSE)的二階矩與Bates and Watts定義的二種曲率之間的關(guān)系。