THE EFFECT OF LEG STRENGTH AND SPEED TRAINING ON THE RESULTS OF ATHLETIC EXTRACURRICULAR JUMPS, JUMPSMTs.HIDAYATUL MUBTADI'IN

Abstract

Athletics is the oldest sport owned by humans, because its basic skills have been reflected in human life since ancient times, namely walking, running, jumping and throwing. Athletics is a sport that underlies other sports Florensia in maulana (2016). Infectious jumping techniques include 1. Initial running (apporanc)2. Hop 3. Step  4. Jump. In the jump itself, strength and speed are also needed, so exercises are needed that can support this including squat jumping, skipping and running sprints The type of research used in this study is quasi-experimental. According to Suharsimi Arikunto (2010), from the calculation table using SPSS 21 pre-test and post-test values of significance of 977 and 956. In accordance with the provisions, it can be concluded that the analyzed data is normally distributed. The results of the Squat jump  exercise can increase the strength of the leg muscles so that they are able to