对大学生体质测试的主成分进行追踪对比研究

Component Analysis Based on Main Factors Affecting College Students Physical Quality

针对某高校同一级同专业大学生在大学四年期间体质测试结果,利用主成分分析法进行分析,找出影响大学生身体素质的主要因素,有耐力类、速度灵巧类等。根据主成分得分方程和综合得分方程,得出结论:要有效提高大学生身体素质,大学四年期间应该进行不同项目的锻炼,比如,大一应该加强耐力类锻炼,大二应该加强速度灵巧类锻炼等。另外,根据每位学生身体素质得分对学生进行排序,了解每位学生体质发展状况,对提高不同学生的体质健康水平提出有效性建议。

For the results of the physical tests of college students at the same session during the four years, this paper used the method of principal component analysis to analyze the main factors affecting college students physical quality, such as endurance events, speed dexterity events, etc. Based on the principal component scot, s equation and comprehensive scot, s equation, we can get the conclusion that college student should have different sports events during the four years to improve their physical quality. For example, the college students can tone up with more endurance events at the first year, and they can have more speed dexterity events at the second year. Besides,according to the scores of physical quality with every student, we can rank them to understand the physical quality condition of each one, and give them different effectiveness suggestions to improve their physical quality.