نتایج جستجو برای: and decision
تعداد نتایج: 16862516 فیلتر نتایج به سال:
one of the most important factors in study of project’s , is the study of environmental opportunities factors the permanent study of environmental opportunity factors . the study of permanent environmental changing and knowing golden threats’ cooperate with possible threats and at the result in structure forming and future skeleton of organization has a vital effects . the petrochemical industr...
the purpose of this study was to investigate the effect of task repetition on accuracy of iranian efl learners ’speaking ability. in order to achieve this purpose, a null hypothesis was developed: there is no statistically significant difference between accuracy speaking ability in iranian efl learners by use of task repetition. ; of course i should mention that, beside this null hypothesis, an...
wireless sensor networks (wsns) are one of the most interesting consequences of innovations in different areas of technology including wireless and mobile communications, networking, and sensor design. these networks are considered as a class of wireless networks which are constructed by a set of sensors. a large number of applications have been proposed for wsns. besides having numerous applic...
مقدمه: درعلم آمارسنتی همه پارامترها بوسیله مدلهای ریاضی ومشاهده های تجربی تعریف می شد. بعضی وقتها به نظر می رسد چنین فرضهایی برای مسائل زندگی روزمره سختگیرانه باشد.مخصوصا درصورتیکه ما با داده های زبان شناسی یا احتیاجاتی که صریح نباشند سرکارداشته باشیم. برای اینکه این مشکل را ازبین ببریم ازروش فازی استفاده می کنیم. تعریف مسئله: درمرحله اول از تحقیق درباره انواع مختلف از پدیده(زیستی-فنی-فیزیک...
this study aims at investigating the relationship between age and gender of auditors and their judgment and decision. population of this study includes dependent auditors engaged in audit firms member of iranian association of certified public accountants (iacpa). random sampling was used and the questionnaireswere distributed among 100 auditors. the methodology of the study is descriptive-surv...
background: the present study assesses independent predictors of clinically important traumatic brain injury (citbi) in order to design a prognostic rule for identification of high risk children with mild head injury. materials and methods: in a retrospective cross-sectional study, 3,199 children with mild traumatic brain injury (tbi) brought to emergency ward of three hospitals in tehran, iran...
in this article, we will estimate efficiency amountof decision-making unit by offering the continuous piecewise polynomialextrapolation and interpolation by ccr model input-oriented on the assumptionthat it is constant returns to scale in different times. and finally, we willestimate efficiency amount of decision-making unit indifferent times byoffering an example.
background : clinical decision making as a major part of the performance of professional nursing is the distinctive factor of professional nurses and non-professional health care personnel. this study aimed to assess the relationship between the exercise and physical activity and the nurses’ collaboration in clinical decision making in al-zahra hospital, isfahan, iran. methods: th descriptive-c...
various traditional and industrial coke making techniques were discussed based on their limitations and production capacities, and the criteria such as the quality and size of coke production, amount of coke crumb, amount of investment, amount of operational costs, labor force and mechanization. in this work, the rankings of various traditional and industrial coke making techniques were carried...
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...
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