การพัฒนารูปแบบการประกันคุณภาพภายในสถานศึกษาของผู้บริหารโรงเรียนมัธยมศึกษาในสังกัดสำนักงานเขตพื้นที่การศึกษามัธยมศึกษานครสวรรค์ตามหลักทุติยปาปณิกสูตร

The study consisted of the following objectives: 1) to investigate the present situation of internal quality assurance model for secondary school administrators under Nakhon Sawan secondary educational service area office; 2) to develop internal quality assurance model for secondary school administrators based on Dutiyapāpanika Sutta under Nakhon Sawan secondary educational service area office; and 3) to evaluate the internal quality assurance model for secondary school administrators based on Dutiyapāpanika Sutta under Nakhon Sawan secondary educational service area office. The study employed qualitative research method and divided into three phases: 1) A study of present situations of internal quality assurance model of secondary schools by analyzing and synthesizing the self-assessment reports for the academic year B.E. 2563 of 37 secondary schools under Nakhon Sawan secondary educational service area office. This was followed by a summary of related literature and a semi-structured interview with 23 key informants. Content analysis was used to analyze the collected data; 2) Drafting the internal quality assurance model for secondary school administrators based on Dutiyapāpanika Sutta, followed by focus group discussions with 10 persons to verify its propriety and accuracy. Data was obtained using the focus group record, and the acquired data was analyzed using content analysis; and 3) The evaluation of the internal quality assurance model for secondary school administrators based on Dutiyapāpanika Sutta, in which 4 aspects were examined for propriety with 15 persons: accuracy, propriety, feasibility, and utilization. The statistics used were mean and standard deviation.

From the study, the following results are found:

1) From investigating the present situation of internal quality assurance model for secondary school administrators under Nakhon Sawan secondary educational service area office, it is discovered that the model is based on PDCA management method with 3 standards under Ministerial Regulation on Educational Quality Assurance, B.E. 2561.

2) From developing internal quality assurance model for secondary school administrators based on Dutiyapāpanika Sutta under Nakhon Sawan secondary educational service area office, it is found that the model consists of 3 components, 9 styles, and 95 activities based on the PDCA management method and the concepts of participation, decentralization, network building, developing responsibility, and an emphasis on integration with Dutiyapāpanika Sutta. All of this will be carried out in compliance with the Ministerial Regulation on Educational Quality Assurance, B.E. 2561.

3) From evaluating the internal quality assurance model for secondary school administrators based on Dutiyapāpanika Sutta under Nakhon Sawan secondary educational service area office, the 3 components and 9 styles are of accuracy, propriety, feasibility, and utilization, and they are at the highest level.