The purposes of this research were to 1) investigate and 2) to compare the administrator leadership affecting
the offectiveness of the academic affairs relation ship 3) predicting to study the power between administrators
leadership of school administrators affecting school academic affairs Providing key 3-4 under the Office of Nakhon
Phanom educational service area and 4) to develop participatory administration and the effectiveness of schools. The
sample population were 302 people consisted of 76 school administrators and 226 teachers. The instrument
employed for collecting data was a check list questionnaire developed by the researcher. Statistics used to analyze
data included mean (x), standard deviation, F- test, t-test, Pearson’ s Product Moment Correlation and Stepwise
Multiple Regression Analysis. The research findings were as follows: 1) The school administrators had the leadership
at the high level. 2) The administrator leadership affecting the effectiveness of the academic were at the high level.
3) The administration of the schools perceived by the administrators and teachers in the schools were not different in
general. 4) The administration of the schools perceived by the administrators and teachers in the schools with
different educational provision were not different in general. 5) The administration of the schools perceived by the
administrators and teachers with different work experiences were not different in general. 6) The effectiveness of the
schools in overall was significantly different at the .05 level of significance. 7) The effectiveness of the schools
perceived by the administrators and teachers with different educational provision were not different in general. 8) The
effectiveness of the schools perceived by the administrators and teachers in the schools with different work
experiences were not different in general and in particular. 9) The administration and the effectiveness of the schools
obtained the positive relationship in general. 10) The administration of the schools could the reveal predicting power
of the effectiveness of the schools.
Keywords: The effectiveness of the academic affairs
ณัฐพงศ์ บุณยารมย์ รศ.ดร.ศักดิ์ไทย สุรกิจบวร และ ผศ.ดร.วาโร เพ็งสวัสดิ์