男子20km竞走奥运奖牌运动员参赛特征研究

Study on the Characteristics of Men's 20km Race Walk Olympic Medalists

该文采用数理统计法对男子20公里竞走奥运奖牌运动员的参赛特征进行研究。研究结果:(1)奥运奖牌运动员的平均年龄是22.67±2.25岁,相对其他耐力性项目较年轻;(2)奥运周期主项参赛次数呈“倒U形”变化,兼项年度参赛次数变化复杂;(3)运动员奥运周期参赛年度间隔时间长短不一,呈波浪形变化;(4)大多数运动员的最佳竞技状态出现在奥运会赛前。

This study analyzed the entries characteristics of Men's 20km Race Walking Olympic medalists by the methods of mathematical statistics.Results:(1)the average age of Olympic medalists is 22.67±2.25,younger than other endurance events;(2)the annual number of entries main events in the Olympic cycle shows an"inverted U-shaped"change,and number of other events changes is complex;(3)the athletes'Olympic cycle the length of the annual interval is different,showing a wavy change;(4)most of the athletes'best competitive state appeared before the Olympic competition.