تأثير استراتيجية لعب على وفق حالات الهجوم من مركز (1)‎ في تعليم و تطوير التمركز الدفاعي للاعب المعد بالكرة الطائرة

Abstract EN

Volleyball is an open skill in which the performance conditions are often unknown in its various skills, especially defense strategies, "defensive positioning" and its importance in thwarting offensive tasks that are often unclear in the direction and goal in terms of attack centers and the nature of preparation.

The two objectives of the research are the impact of a game strategy according to the attack cases from Center (1) on teaching and developing the defensive positioning of the prepared player in volleyball and identifying the extent of the influence of the playing strategy according to the attack cases from the two centers (1).

As for the hypothesis of the research, there are statistically significant differences between the pre-tests.

And the dimension in the impact of a strategy of playing according to attack situations from two centers (1) on teaching and developing the defensive positioning of the prepared player with volleyball and for the benefit of the post tests.

There is the presence of significant statistical differences between the control and experimental groups in the different strategies and in favor of the experimental group.