Study on Rate of Climb of the Track-and-Field Record（Ⅰ）

Abstract

This study investigated the upswing in track-and field for a junior high school and high school students of the boy. The method intended for a player in the national ranking 100^th place of 1981 and 2011 and compared the rate of climb of the record of the 50^th place and 100^th place with the first place. As a result, the upswing in record was seen with each ranking by the short-distance race of the high school student in these 30 years. Furthemore , a junior high school and high school student was each ranking together, and by a middle-distance race and long-distance race, shortening of the record was seen.