负责收集，统计和分析质量数据。
Responsibility for collecting, counting and analyzing quality data.
当综述者使用统计学方法仅对高质量数据进行分析，益处是有统计学差异的。
When reviewers used statistical methods to focus on only the highest-quality data, the benefits remained statistically significant.
本文讨论多元质量数据的矢量分析方法，几何变换，坐标旋转和初始变量的主分量计算不同变量的主分量值。
This paper deals with the multivariate vector analysis of quality data by geometric transformation, rotating coordinates and computation of the principal component of initial variables.
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