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Journal : Jurnal PORKES

Efektivitas Latihan Variatif terhadap Peningkatan Teknik Servis Atas dalam Ekstrakurikuler Bola Voli SMAN 17 Garut Abdurahman, Muslim; Sonjaya, Azhar Ramadhana; Arifin, Z
Jurnal Porkes Vol 8 No 2 (2025): PORKES
Publisher : Universitas Hamzanwadi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29408/porkes.v8i2.29747

Abstract

This study aims to analyze the effectiveness of varied exercises in improving volleyball top serve skills. The main problem in this study is the low level of accuracy, strength, and consistency of the upper serve movement caused by monotonous training methods. This study used a quantitative approach with a one-group pretest-posttest pre-experiment design. The population of this study were all students who participated in volleyball extracurricular activities at SMAN 17 Garut, with a sample of 20 male students using non-probability sampling technique. The instrument used in data collection is the upper serve skill test. The data analysis technique used is the descriptive statistics test and paired sample t-test. The results of the average value of prettes amounted to 19.80 and posttes 32.30. with a selisia of 12.5. The total value of student serves ranged from 15 to 23 with an average of about 19.6. After being given varied exercises, the scores on the final test (posttest) increased to range from 30 to 35 with an average of about 32.2. This increase reflects the improvement of students' abilities in terms of accuracy, strength, and consistency of the upper serve. Thus, varied exercises can be used as an effective strategy in learning volleyball, especially to optimize the upper serve technique at the high school level.
Pengaruh Latihan Kekuatan Otot Lengan Terhadap Kemampuan Passing Atas Bola voli Faisal, Muhamad Ikhsan; Arifin, Z; Permadi, Asep Angga
Jurnal Porkes Vol 8 No 2 (2025): PORKES
Publisher : Universitas Hamzanwadi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29408/porkes.v8i2.29748

Abstract

This study aims to analyze the effect of arm muscle strength training on upper passing ability in volleyball games. The research method used an experiment with a pretest-posttest design. The research sample was 15 male volleyball extracurricular students at SMAN 13 Garut using total sampling technique. The research instrument was a test and measurement of upper passing ability, with criterion validity based on predetermined standards. The results showed that there was an increase in the average upper passing score from the pretest of 40.93 to 50.07 in the posttest, with a difference of 9.14. In addition, the statistical test results showed a significance value (sig. 2-tailed) of 0.000, which is smaller than the significance level of 0.05, indicating a significant difference between the pretest and posttest results. These findings suggest that arm muscle strength training contributes to improving upper passing skills by improving players' propulsion and movement stability. This study provides important implications for volleyball coaches and extracurricular coaches in designing more effective and evidence-based training programs to improve player performance. Thus, arm muscle strength training can be used as one of the recommended training methods to improve the quality of the upper passing technique in volleyball games.