Katarina Ohnjec, Maja Hećimović, Ana. Žnidarec Čučković
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引用次数: 0
摘要
本研究的目的是研究萨格勒布运动学院一年级女学生手球要素教学中不同阶段的投球速度。这组变量包含三个投掷速度测试:1。2.站姿手球投掷速度(ST)基本抛球速度(RT)和3。跳投速度(JT)。用雷达炮(潜行者ATS)对每种射击类型的球速度进行了三次估计,并以km/h单位表示。在2017/2018学年夏季学期进行了两次测量。第一次测量是在第一节课后进行的,第二次是在一个月后进行的。第一次测量记录的平均投掷速度为:ST - 59.25 km/h, RT - 61.60 km/h, JT - 61.62 km/h。在以下情况下,平均结果为59.36 km/h (ST), 61.33 km/h (RT)和61.33 km/h (JT)。通过对两种情况下的相关样本进行t检验,观察到的变量集没有统计学上的显著差异。所得结果可用于指导和评价教学过程的方法,以及提高爆发力的有效方案。
THE THROWING VELOCITY AT DIFFERENT PHASES OF TEACHING HANDBALL ELEMENTS
The aim of this research is to study the ball throwing velocity at different phases of teaching handball elements to female students in their first year of study at Faculty of Kinesiology, Zagreb. The set of variables contains three throwing velocity tests: 1. handball throwing velocity from the standing position (ST), 2. basic shot throwing velocity (RT) and 3. jump shot throwing velocity (JT). The speed of the ball was estimated by a radar gun (Stalker ATS) three times for each shooting type and it was expressed in km/h unit. Measuring was conducted twice in the course of the summer semester of the academic year 2017/2018. The first measuring was carried out after the first lesson and the second one a month later. The average throwing velocities recorded during the first measuring were: ST - 59.25 km/h, RT - 61.60 km/h and JT 61.62 km/h. On the following occasion, the average results were: 59.36 km/h (ST), 61.33 km/h (RT) and 61.33 km/h (JT). No statistically significant differences in the observed set of variables were found by using the t-test for the dependent samples on either occasion. The obtained results can be interpreted in regard to the methods of directing and evaluating the teaching process, as well as in regard to an effective program for improving explosive throwing power.