本文从工程多指标评估实用出发，根据灰色统计矩阵确定表示评估指标重要程度的灰色权系数。
From engineering practice of multi-index estimation, this paper determines grey weight coefficient of estimation index according to grey statistical matrix.
第四章主要介绍了两类矩阵不等式及其在线性统计中的应用。
In chapter four, we mainly introduce the two types of matrix inequalities and their applications in statistics.
本文研究了离散型随机变量次序统计量的分布矩阵的对称性，获得了二个定理。
In this paper, we study the symmetry on distribution matrix of order statistic of discrete type random variable.
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