Factor Analysis of Educational Supervision Skills of School Administrator under Chonburi Primary Educational Service Area Office

Abstract

The objective of this research was to analyse the factors of educational supervision skills of school administrator under Chonburi Primary Educational Service Area Office. The sample group in this research consisted of 719 people of the school administrators, the head of Educational Supervision Department and the head of the learning group from the Chonburi Primary Educational Service Area Office by using the multistage sampling method technique. The research tool was a five-level scale questionnaire with 63 questions, divided into 7 components. The validity of the content device was 1.00, the reliability of the questionnaire was 0.98, and the discrimination values between 0.29-0.86. The data were analysed by Confirmatory Factor Analysis (CFA). The results showed that the model of Trust Elements in Educational Supervision Skills of School Administrator under Chonburi Primary Educational had 7 components: 1) Leadership Skills; 2) Interpersonal Skills; 3) Teamwork Skills; 4) Communication Skills; 5) Personnel Management Skills; 6) Planning and Evaluation Skills, and 7) Technical and Management Skills. Considering the Chi-square statistic (𝑥²) of 720.80, Relative Chi-square ( 𝜒2/df) of 1.07, probability (p) of 0.11, Goodness of Fit Index (GFI) of 0.96, Adjusted Goodness of Fit Index (AGFI) of 0.91, all 7 components can be used as guidelines for developing educational supervision skills in order to develop the quality of learning management.