The Impact of Principals’ Knowledge of the Objectives of High Schools and the Influence on Their Managerial Practices

This study aims to assess the knowledge of the principals and educational assistants with high schools’ objectives and determines its impact on the performance of their managerial courses (case study: the city of Sari). This is a descriptive study and different questionnaires were used to collect the data. The study population consisted of all managers and educational assistants of both sexes. In this study, a multi-stage cluster sampling method was used, based on Yamane formula, sample size was calculated 150. For processing and data analysis, SPSS software and descriptive statistics with central indexes, distribution, frequency tables and charts and to rule out or prove the research hypothesis, inferential statistics (T) are used for two independent groups. The result shows that in high schools the impact of principals and educational assistants’ knowledge toward their managerial function are meaningful and decisive. The deeper the information, knowledge and skills of principals and educational assistants of the goals of high school, their managerial performance will be better.