HUBUNGAN POWER OTOT LENGAN DAN KORDINASI MATA TANGAN TERHADAP KETERAMPILAN SERVIS ATAS BOLA VOLI PADA SISWA EKSTRAKURIKULER BOLA VOLI SMAN 16 BANDAR LAMPUNG

This study aims to determine the relationship between arm muscle power and hand-eye coordination on the overhand serve skill in volleyball among extracurricular students at SMA Negeri 16 Bandar Lampung. The study used a quantitative method with a correlational approach. The population consisted of 20 students, all of whom were included as the sample using total sampling technique. The instruments used were a pull and push dynamometer to measure arm muscle power, a ball toss and catch test to measure hand-eye coordination, and a test to assess the overhand serve skill in volleyball. The results showed that: 1) There is a significant relationship between arm muscle power and overhand serve skill with a correlation of r.hitung 0,638 > r.tabel 0,444, indicating that the better the arm muscle power, the higher the serve ability of the students. 2) There is a significant relationship between hand-eye coordination and overhand serve skill with a correlation of r.hitung 0,716 > r.tabel 0,444. 3) There is a significant relationship between arm muscle power, hand-eye coordination, and overhand serve skill with a correlation of r.hitung 0,742 > r.tabel 0,444. This study emphasizes that the success of overhand serve skills in volleyball depends on both physical strength and proper movement coordination.