KONTRIBUSI KEKUATAN OTOT LENGAN DAN BAHU DAN KOORDINASI MATA TANGAN TERHADAP HASIL SERVIS ATAS BOLA VOLI TIM SMK MUHAMMADIYAH 1 PEKANBARU

Abstract

Abstract: The problem in this study is that the top service skills are still not
good, this is seen when the athlete performs top service, service that sometimes does not
enter, deviates and concerns on the net. Where at the time of service for the swing of the
arm is less extensive and less strong so that it affects the speed of the ball that
sometimes involves on the net and can also deviate out. This study aims to determine
how much the contribution of arm and shoulder muscle strength and hand eye
coordination on the results of service on volleyball Team of Muhammadiyah 1
Vocational School Pekanbaru. This type of research is Correlation to see the level of
relationship of different variables. The sampling technique is the total population (total
sampling) of Volleyball soccer athletes at the Muhammadiyah Vocational High School
1 Pekanbaru, 12 samples of female athletes from Muhammadiayh Vocational School 1
Pekanbaru numbered 12 people. This research was conducted at the University of
Riau's Education Education Campus Volleyball Lapanga. The instrument used in this
study was Exspanding Dynamometer, tennis ball catch test and top service test. The
results of the data in this study are top service. Analysis was carried out using multiple
correlations. Based on data analysis and discussion, it was proven by Rhitung 0.293>
Rtable 0.242 with a contribution of 8.58%. Means Rhitung> Rtabel. At the level of ɑ =
0.05. Then it can be concluded that there is a contribution of arm and shoulder muscle
strength and hand eye coordination on the results of volleyball service at the 1am
Pekan Baru Military Vocational Team.

Key Words: Arm and Shoulder Muscle Strength, Hand Eye Coordination,Upper Service.