Designing and fitting the structural model of role of coaches' leadership skills impact on the group cohesion and team performance of volleyball and futsal teams

The general purpose of this study was to design and fit the structural pattern of role of coaches' leadership skills impact on the group cohesion and team performance of volleyball and futsal teams in the thirtieth period of female student sports competitions throughout the country. This goal-based research is applied and by nature, it is descriptive-analytical and this research is a survey. The statistical population of the study consisted of all instructors participating in thirty-three courses of female students' sports competitions across the country (300 persons). The statistical sample size was estimated to be 168 according to Cochran formula. To collect data, Kaufman- Scarborough, & Lindquist leadership skills, Karan group cohesion, and Michael West's and team performance questionnaires were used. Data were analyzed by SPSS, Excel and AMOS software. Data were analyzed using Pearson correlation test and structural equation modeling. The results showed, leadership skills on team cohesion, leadership skills on team performance, and team cohesion had a direct and positive impact on team performance. The model parameters all indicate a good fit and confirm the research model. Coaches need to further develop their leadership skills and have the ability to effectively apply any of the technical, cognitive and human skills in the right circumstances. In general, they need to be effective in changing circumstances. Also, Analysis of the structural model fit indices of study indicate that the model has a good fit and it has a high ability to measure the main variable.