PENGARUH LATIHAN KNEE TUCK JUMP TERHADAP KEMAMPUAN LOMPAT JAUH SISWA KELAS X SMA NEGERI 1 WANGI-WANGI ARU
UNIVERSITAS NEGERI JAKARTA
Abstract
This study aimed to determine the effect of knee tuck jump exercise on the long jump ability of class X students of SMA Negeri 1 Wangi-Wangi. The formulation of the problem in this study was whether therewas an effect of knee tuck jump exercise on the long jump ability of class X students of SMA Negeri 1 Wangi-Wangi?. The population in this study were all students of class X SMA Negeri 1 Wangi-Wangi 262 students, consisting of 115 boys and 147 girls, the sampling technique in this study was to use a purposive random sampling technique where the sample was taken based on the specified criteria. The researcherspecified criteriawas male and then 30 samples were found randomly. Meanwhile, the instrument that wasused to measure the long jump ability was the long jump ability test which was measured in meters, carried out twice and the best results were taken. The data of this study were analyzed using the statistical technique of t test. The results of this study indicated that there was an effect of knee tuck jump exercise on the long jump ability of class X students of SMA Negeri 1 Wangi-Wangi, where t = 18.125 > ttable (0.05) = 2.042. Based on the results of the t-test analysis, it could be concluded thatthe knee tuck jump exercise could affect the long jump ability of class X SMA Negeri 1 Wangi-Wangi.
Keywords: Knee Tuck Jump Exercise, Long Jump Ability
