Pengaruh Latihan Jump To Box Terhadap Power Otot Tungkai Pada Tim Sepak Bola …

This study aims to determine the effect of Jump To Box Exercise on the leg muscle power ability of the Football team at SMA Negeri 1 Pangkalan Kuras. This research method uses a pretest posttest one group desaign design. The number of samples 12 with the sampling technique that is total sampling. The instrument used in obtaining data is a vertical jump with the t-test analysis technique. Based …