the effect of contextual factors on results of teaching evaluation in

background:     purpose:       methods:       results:     conclusion:     eywords : faculty evaluation , student ' s survey the finding of this study showed there were no statistically differences between the dependent and independents variables. however the weak negative correlation was found between age and teaching experience. it means young and less experienced faculty gets better score in student rating k   of all participant 67% were men. 5.6%of them aged less than 35, 52.2% of subjects were between 35-50years old and 42.2%were older than 50. of all faculties 16.6% were full professor, 23.4% associate and 56%were assistant professor.4% of the faculty were instructor. there was no statistical significant association between the mean score and variances of evaluation scores . the effect of variable like gender, rank, teaching experiences, employment status are examined on evaluation score of faculty .the statistical t-test, leven's and pearson correlation were used to analyses the data. journal of medical education fall 2004 6(1); 117-12   1 the available data from evaluation of 3 semesters (2001, 2002, and 2003) for 91 faculty members of medical basic sciences were analyzed as the dependent variables, the instrument for this study was self administered likert's type questionnaire which administered in the last session of teaching   to study the influence of some instructor contextual variables in evaluating faculty teaching such as, gender, age, rank, teaching experience and status of employment of faculty   . the use of students rating in order to improve faculty teaching has increased during last 25 years, and some universities rate all faculties teaching by students.