Considering that the Cronbach alpha value of an education course was 0.87, education content 0.88, and education environment 0.79, its measured index of education satisfaction was bigger than 0.7 and professor 0.91, so its credibility could be verified.
교육과정의 Cronbach의 알파 값이 0.87, 교육내용 0.88, 교육환경 0.79, 교육 강사 0.91로 0.7보다 크기 때문에 교육 만족 측정항목의 신뢰성이 검증되었다.