因子分析在学生十项全能成绩分析中的应用

Application of factor analysis in the students' decathlon performances

应用SPSS统计软件,对常德师院体育教育专业122名男生十项全能成绩进行了因子分析。用主成分法提取4个公因子,第1公因子支配100m、400m、1500m和110m栏,反映了速度和耐力;第2公因子支配铅球、铁饼和标枪,反映了上肢爆发力;第3公因子支配跳远和跳高,反映了下肢弹跳力;第4公因子支配撑杆跳高,反映了综合素质;根据学生的因子得分可将学生分为速度耐力型、上肢力量型、下肢力量型和综合素质型4类。

Factor analysis was applied in the study of 122 male students decathlon performances. 4 factors were extracted by principal component analysis. Factor 1 controlled 100?m,400?m,1 500?m and 110?HH,reflecting speed and endurance. Factor 2 controlled shot,discus and javelin,reflecting the power of upper limbs. Factor 3 controlled long jump and high jump,reflecting the spring of lower limbs. Factor 4 controlled pole vault,reflecting the synthetic quality. According to the students factor performances,they were classified into 4 types,the type of speed endurance,the type of upper limb power,the type of spring of lower limbs and the type of synthetic quality.