Abstract:
This research aimed to study 1) the level of transformational leadership of school administrators; 2) the level of effectiveness of schools; 3) the relationship between transformational leadership of School administrators and schools effectiveness; and 4) the transformational leadership of school administrators affecting schools effectiveness under the Chachoengsao Primary Education Service Area Office 2. The sample consisted of 323 school administrators and teachers under the Chachoengsao Primary Educational Service Area Office 2 in academic year 2022. The research instrument was a questionnaire. The statistics were used for data analysis were mean, standard deviation, Pearson's product moment correlation coefficient and Stepwise multiple regression analysis.
The results findings found that: 1) The level of transformational leadership of school administrators affecting school effectiveness under the Chachoengsao Primary Educational Service Area Office 2, in overall was at a moderating level. 2) The level of effectiveness of school under the Chachoengsao Primary Educational Service Area Office 2, in overall was at a moderating level. 3) The relationship between transformational leadership of school administrators affecting schools effectiveness under the Chachoengsao Primary Educational Service Area Office 2 was between .911 - .924 was a high positive correlation (r = .961) with the statistical significant level of .01, and 4) Forecasting equations high ability variables of schools effectiveness under the Chachoengsao Primary Educational Service Area Office 2 were with the statistically significance level of .01. They had predicted schools effectiveness under the Chachoengsao Primary Educational Service Area Office 2 at 92.30 percent which could be written