نتایج جستجو برای: 384 sample selected by cochrane formula
تعداد نتایج: 7392684 فیلتر نتایج به سال:
the main purpose of this study was to investigate the constrains related to production of flowers and ornamental plants in viewpoint of floriculturists in mahalat county. the statistical population of study consisted of all the floriculturist (n= 420) working in mahalat county a sample of 100 floriculturists was selected by use of cochran formula and random sampling technique. a questionnaire w...
We develop a model for automatically extracting the sample size from the free text of clinical trial abstracts. We demonstrate that training this model via distant supervision (by leveraging the Cochrane Database of Systematic Reviews) results in performance comparable to a fully supervised approach, with extremely minimal explicit human annotation. This work demonstrates the promise of distant...
Introduction: Today, in addition to being used in physics, Quantum Theory is also used in leadership and management in organizations. Therefore, the purpose of this study was to determine the structural analysis of quantum leadership and manpower maintenance with a mediating role of organizational trust in health system. Methods: The research method is descriptive-correlation. The statistical ...
this study aims to investigate the effect of good characters of managers on organizational trust in tamin ejtemaei in kerman based on the islamic hints. this research is descriptive-applicable in terms of objective. population was 400 managers of tamin ejtemaei organization in kerman province. a sample of 196 people was selected by cukran's formula. a self-administrated questionnaire was e...
the aim of this study is assessing the effectiveness of customer relationship management factors in isfahan tourism and travel agencies by structural equation modeling (sem). it is practical according to the goal and it’s a kind of descriptive survey in terms of methodology. research population included all of staffs and managers at tourism and travel agencies in isfahan in 2012 that 274 of the...
The main aim of this research is recognition of the rural women’s role in development of agriculture in Bonab which is one of the District of Azarbayjan Sharghi and also identification of effective variables (individual, family and organizational variables) on their participation in different agricultural activities. The research is descriptive – analytical and on the basis of surveying studi...
Abstract Introduction: The nursing workforce shortage or its inappropriate distribution is one of the major problems in hospitals. This study aimed to determine the optimum number of nurse staff in the emergency department of a teaching hospital. Method: This is a descriptive-analytic cross-sectional study. The study population included patients' medical records admitted to the emergency depa...
Children often show difficulties to identify optotypes in the picture scale. An experimental quantitative study with a sample of 384 randomly selected children was developed in order to identify pictures known by them and create suitable optotypes for a local reality. According to children’s drawings, it was possible to realize how much the drawings were related to their daily lives. Considerin...
breast cancer is the most common cancer occurring among women. the mortality rate of breast cancer can be reduced by regular breast cancer screening program. this study was carried out to identify the knowledge and practice of women about breast cancer screening in zahedan, southeast of iran. in this cross- sectional study, 384 women were selected as an improbability sample of women referring t...
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