Population and sample/target group The population was students high school years 1 674 days binary anukun school people. A sample of the student's evaluation to conceptions at school 1 amphue Muang of kalasin binary anukun 284 people.
Population and sample / target demographics. Students at one school girl befriend 674 people groups. The trial is the students. Grade 1 students befriend Muang Nakhon Ratchasima 284 people.
population / target population is a grade 1 โรงเรียนอนุกูล binary number 6. 4 people .The experiment is to use students grade 1 children school district, Kalasin, binary number. In 4 people