Conclusions The MSQA is successfully developed with good reliability and validity coefficient, and can be promoted in large sample population.
结论青少年亚健康多维评定问卷具有较好的信度和效度，可以在更大范围推广使用。
Cluster Analysis is argued to process based on Weighted Distance Coefficient and System Similarity methods to enhance the validity of the clustering result.
提出以加权距离和系统相似度量方法为基础进行聚类分析，提高聚类结果的有效性。
Partition coefficient is a common method for clustering validity test.
划分系数是聚类有效性检测中常用方法之一。
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