This was a historical (survey, expe

This was a historical (survey, experimental, research and
development) research ....
- The population was (elementary school teachers in the Southern part of Thailand).
- The sample was selected using (sampling technique) ... หรือ
(Sampling technique was used to draw 500 subjects...)
- The instruments used were (self-administered questionnaires,
interview guides, rating scales, etc.)
- Data were collected via (data collecting techniques) ...
- Data were analyzed using (statistical tools) ...
ลดความสูญเสีย

ผลลัพธ์ (อังกฤษ) 1:

This was a historical (survey, experimental, research and development) research .... - The population was (elementary school teachers in the Southern part of Thailand). -The sample was selected using (sampling technique) ... (Sampling technique was used to draw 500 subjects...) - The instruments used were (self-administered questionnaires, interview guides, rating scales, etc.) - Data were collected via (data collecting techniques) ... - Data were analyzed using (statistical tools) ...Reduce losses

ผลลัพธ์ (อังกฤษ) 3:

This was a historical (survey experimental research and,,,Development) research...- The population was (elementary school teachers in the Southern part of Thailand).- The sample was selected using (sampling technique).(Sampling technique was used to draw 500 subjects...).- The instruments used were (self-administered, questionnairesGuides rating, interview, scales etc.).- Data were collected via (data collecting techniques)...- Data were analyzed using (statistical tools)...To reduce the loss.