关于甲A联赛降级球队的技术原因的统计分析

Analysis on the skill index of demoted teams in Football League of Class A

运用等级相关系数rs对2003年中国足球甲A联赛三支降级队伍的技术指标排序与联赛排名进行分析。分析结果表明,射门次数,射正球门次数,前锋进球数,被射门次数,罚球区外被射门次数等技术指标与联赛排名等级相关程度达到显著水平,降级球队在以上相应指标上的劣势是这些球队降级的主要技术原因。从技术分析的角度阐述了球队降级的结果具有一定的必然性。

In this paper, the auther analyzes the skill index of three teams which were demoted in the 2003 Chinese Football League of Class A through the way of the quotiety of grade relativity. The re- sult indicates that some skill index, such as the number of shooting at goal, the number of shooting a goal, the number of shooting a goal by forward, the number of being shoot, the number of being shoot out of the penalty area, have obvious relativity of league matches rank. Obviously, the demoted teams are in inferior position in the above skill index. According to the analysis on the skill of the whole year, it showes that the result of demoting is not accidental, but certain.