عنوان مقاله [English]
This study aims to investigate the effect of teaching-learning process, research and teaching quality on efficiency of distance education. The factor of teaching-learning process is composed of four sub factors, namely feedback, academic achievement assessment, using educational supplements and resources and models and teaching methods. The research factor has three sub-components of research contracts, seminars and congresses and sabbatical leaves, and the factor of teaching quality has three sub-components, viz. lesson plan, teaching implementation and teaching assessment. The research questionnaire, composed of 36 items, was developed through the review of literature and the model designed. Once the questionnaire reliability was determined, its validity was confirmed by means of exploratory and confirmatory factor analyses. The research findings suggest that the factors of suitability of educational and curriculum plans, educational and research facilities and equipment, financial resources, objectives, teaching-learning process, research, teaching quality, student satisfaction, developed scientific products and alumni are among the main effective factors in efficiency of distance education. According to the analyses carried out, it can be said that the effect of teaching-learning process, research and teaching quality on efficiency of distance education is significant and positive.