Objective to establish the difficulty degrees of 49 complicated knowledge points in Health Statistics with hierarchical cluster method according to the teaching syllabus.
目的依据教学大纲，用聚类分析确定《卫生统计学》49个复合知识点的难度等级。
Objective to establish the difficulty degrees of 49 complicated knowledge points in Health Statistics with hierarchical cluster method according to the teaching syllabus.
目的依据教学大纲，用聚类分析确定《卫生统计学》49个复合知识点的难度等级。
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