We use the quotient of the determinant of the variance-covariance matrix of the feasible unbiased estimates,that is ,a kind of relative efficency to compare these esti-mates. The results have instructive significance for practice.
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美
- 我們應用這些估計的協(xié)方差陣的行列式之商，即一種相對效率比較了這些估計的優(yōu)劣，所得結果對實(shí)際應用具有一定指導意義。
