摘要
本文提出了一种考虑课程重要性的大学生成绩的统计分析方法,在对学生成绩进行重要性加权处理的基础上,利用主成分分析法和聚类分析法对大学生的成绩进行综合评价,并使用统计软件SAS进行计算和分析,其结果有助于科学、客观的对学生进行排序和分类.
An statistical analysis for student achievement based importance of course was proposed,which firstly weighted test scores according to the importance of curriculum,secondly evaluate comprehensively student achievement with Principal Component Analysis and Cluster Analysis.Simultaneously the score were computed and analyzed by statistical software SAS.As a result,it contribute to scientific and objective ranking of students and classification.
出处
《甘肃联合大学学报（自然科学版）》
2010年第4期37-40,共4页
Journal of Gansu Lianhe University :Natural Sciences
基金
中北大学现代教育技术应用研究项目资助
关键词
主成分分析
聚类分析
学生成绩
principal component analysis
cluster analysis
student achievement
