introduction: objective structured clinical examination (osce) is used for the evaluation of the clinical competence in medicine for which it is essential to measure validity and reliability. this study aimed to investigate the validity and reliability of osce for residents of obstetrics and gynecology at kermanshah university of medical sciences in 2011. methods: a descriptive-correlation stud...

teacher autonomy is viewed very differently: one teacher may view autonomy as a means to gain substantial freedom from interference or supervision; another may view it as the freedom to develop collegial relationships and accomplish tasks that extend beyond the classroom; and even some others may perceive it as a means for principals to avoid their duties (frase and sorenson, 1992). although th...

considering the major change occurred in business cells from plant to “chain” and the critical need to choose the best partners to form the supply chain for competing in today’s business setting, one of the vital decisions made at the early steps of constructing a business is supplier selection. given the fact that the early decisions are inherently strategic and therefore hard and costly to ch...

the parameters used to determine the trophic state of a water body are: total phosphorus (tp),transparency (secchi disk depth) and chlorophyll a. however, these parameters show strong seasonalfluctuations which may hinder the estimation of trophic state. some authors have proposed that sediments be used as an additional tool to evaluate the trophic state of a water body. the aim of this study w...

the present study was conducted with the aim of identifying and evaluating the internal and external factors, affecting the sina trauma and surgery research center, affiliated to tehran university of medical sciences and propose some of related strategies to senior managers. we used a combined quantitative and qualitative methodology. our study population consisted of personnel (18 individuals)...

abstract the present study aims to evaluate efl course contents used in language schools and institutes in teh-ran. to that end, 230 participants in tehran were conveniently sampled. at the outset of the study, two questionnaires were given to all groups, and according to their responses, the data were analyzed. each of the questionnaires was given to participants individually. each group had...

in this paper the seismic evaluation of reinforced concrete structures in petrochemical facilities under sever conditions such as high pressure, high temperature and corrosive environment is studied. these structures were designed and constructed during 1976-78. the evaluation procedure is basically performed in two phases namely; a) qualitative and b) quantitative methods. in the qualitative e...

background: smart school project is a new step in information age; it can create fundamental changes in teaching-learning process as well as teacher-student tasks and roles and integration of information technology and curriculum. the main purpose of this paper is to evaluate smart schools current statues in mazandaran province based on “smart school” conceptual model during the academic year 2...