Computer analysis of the technical and tactical effectiveness in Greek Beach Volleyball
Abstract:The aim of the present study was to assess the effectiveness of the technical and the tactical elements in Greek Beach Volleyball by evaluating differences between the winning and the defeated teams. The sample in this study included 3416 game phases that compose all the games (34 games) played by the 10 higher-ranking teams in the Men's Greek Beach Volleyball League for the year 2000. Data collection was performed with the use of Assess. The following performance parameters were being recorded: 1) final game outcome, 2) serve effectiveness, 3) reception effectiveness, 4) set effectives, 5) attack effectiveness, 6) block effectiveness 7) fake-block effectiveness, 8) defense effectiveness, 9) free-ball effectiveness, 10) effectiveness of defense without block, 11) effectiveness of set for counter attack and 12) counter attack effectiveness. A 4-point scale was used for the serve effectiveness and the attack effectiveness performance parameters and a 3-point scale was used for the rest. The statistical analysis of the data included one-way ANOVA, Frequency analysis and Chi – square (NPAR TEST). According to the results of this study effectiveness in serve and attack were the two technical – tactical elements that were significantly higher for the winning when compared to the defeated teams. Significant differences in effectiveness between the winning and the defeated team were revealed for the variables of lost serves resulting directly in lost points and successful attacks resulting directly in gaining points.
Document Type: Research Article
Publication date: June 1, 2005