对第19届世界杯足球赛32强进攻能力的多元统计分析

摘要

By the 19th annual World Cup finals 32 teams as the research object,the selection of eight representative offensive indexes for the study used,gm descriptive statistics and related analysis on its preliminary statistics research,understand their differences and similarities,and then use the drop rationalism,using principal component analysis,extraction three public factor,explain its connotation,establishing standardized linear estimator type,form 8 study index rank evaluation system,main component level evaluation system,main component integrated rank evaluation system of x-rated evaluation system.Results show that original index analysis information has certain limitations,Drop only analysis of common factors extracted can be comprehensively reflect current football＇s offense,Level 3 evaluation system is established,XiangQun provide basis for training theory,to our country football sports to raise the level of good reference significance.%以第19届南非足球世界杯决赛阶段的32支队伍的进攻能力作为研究对象,选取八项具有代表性的进攻指标,通过描述性统计及相关分析,了解其差异性及共性,进而运用降唯理论,主成分分析法,提取三个公共因子,解释其内涵,建立标准化线性估计式,形成八项研究指标等级评价体系、主成分等级评价体系、主成分综合等级评价体系的三级评价体系。研究结果显示：原指标分析信息具有一定的局限性;降唯分析提取的公共因子可以较为全面的反映出当今足球强国的进攻能力;三级评价体系的建立,为项群训练理论提供依据,对我国足球运动水平的提高具有较好的参考意义。