证明了在均方误差准则下，在该估计类中不存在一致最优不变估计，且方差分析估计是不容许估计。
It is proved that there is no best estimator in the class under mean-squared-error criterion and the Analysis-of-variance (ANOVA) estimator is also inadmissible.
将线性混合模型中随机效应的协方差阵推广为正定阵，运用方差分析估计的方法给出了方差分量的估计。
In this paper, the covariance matrix of random effect in linear mixed model is extended to positive matrix. We construct the estimation of variance components based on the idea of ANOVA estimation.
采用一级反应动力学方程估计出这几种有机物的室内降解系数，并通过方差分析检验了参数估计的可靠性。
The reliability of parameter estimation was demonstrated by the variance analysis. The estimated indoor degradation coefficients of organic pollutants can be provided the important...
应用推荐