Kontribusi Power Otot Tungkai Dan Kecepatan Lari Terhadap Hasil Lompat Jauh Gaya Jongkok Siswa Kelas VII SMP Negeri 1 Siak Hulu Kabupaten Kampar

Alpajri, Muhammad (2022) Kontribusi Power Otot Tungkai Dan Kecepatan Lari Terhadap Hasil Lompat Jauh Gaya Jongkok Siswa Kelas VII SMP Negeri 1 Siak Hulu Kabupaten Kampar. Other thesis, Universitas Islam Riau.

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Abstract

The purpose of this study was to determine the contribution of leg muscle power and running speed to the results of the Squatting Style Long Jump for Class VII students of SMP Negeri 1 Siak Hulu, Kampar Regency. The population of this study were students of Class VII SMP Negeri 1 Siak Hulu, Kampar Regency, totaling 16 boys and 13 girls. Researchers took research samples only male students, amounting to 16 people. There are 3 research instruments, namely: 1) standing broad jump, 2) running 30 meter sprint and 3) long jump test. The conclusions of this study are: 1) There is a contribution of leg muscle power to the long jump results. The calculated r value = 0.704. The coefficient of determination = 49.5%. 2) There is a contribution of running speed to the long jump results. The value of r count = 0.539. The coefficient of determination = 30.9%. 3) There is a contribution of leg muscle power and running speed to the long jump results of class VII students of SMP Negeri 1 Siak Hulu, Kampar Regency. The value of r count = 0.814. The coefficient of determination = 67.2%.

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