Evaluation of face-validity of multiple choice questions in special lessons of dentistry at Shahid Sadoughi University of Medical Sciences

Evaluation is an important part of all educational activities and considering of these evaluations help us to improve all educational institutes.The aim of this study was evaluation of face validity of multiple choice questions in faculty of dentistry in second semester of 1385-1386 at Shahid Sadughi University of medical sciences. In this study, for evaluating of face validity, all of the multiple choice questions were examined with a check list which were considered and the percentage of face validity established. Then data were analyzed. Introduction page, time of the exam and name of the professor(s) were written in all of the exams. The independency of the questions and the lack of vague words in the question's stem were 100%. The percentage of each professor's contribution in the exam and the length of the choices for each question were 8.7% and 27.7% respectively. Face validity of the questions was 92-99.7%. According to this investigation it is concluded that some of the professors need to pass the question plan courses.