unbiasedness 中文意思是什麼
unbiasedness
解釋
不偏性-
We begin by establishing the unbiasedness of ols estimators under a set of assumptions
首先，我們在一些假定下證明ols估計量的無偏性。 -
The conclusion is that the back analysis results have the character of unbiasedness, efficiency and consistency. bayes random method which considers the prior errors is better in the back analysis of embankment dam ' s nonlinear materials
結論認為bayes隨機反演結果具有無偏性、有效性和一致性的特點；在土石壩等非線性材料反演分析中，考慮先驗信息誤差的bayes隨機反分析方法具有較好的適用性。 -
In the third section three different forms of heteroscedasticity are used in the random simulation and then park test, glejser test and goldfeld - quandt test are compared although the existence of heteroscedasticity does not destroy the unbiasedness of the ols estimators, the variances become larger
異方差的存在雖然並不破壞普通最小二乘估計量的無偏性，但是估計量的方差變大了。由於估計量方差的變大，就使通常假設檢驗的值不可靠。
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