نتایج جستجو برای: 2013 academic years n234 using stratified random sampling method
تعداد نتایج: 5394083 فیلتر نتایج به سال:
background : energy drink consumption has a direct relationship with high risk behaviors such as smoking and alcohol consumption. the aim of the present study was to investigate the pattern of energy drink consumption and its associated factors in college students. methods: a descriptive cross-sectional study was conducted on students of isfahan university of medical sciences, iran, in the acad...
background : occupational stress is a psychosocial dimension of occupational health concept on social determinants of health, especially, job & environmental condition. recently, staff network of different government universities of thailand have called higher education commission, and ministry of education, thailand to resolve the issue of gov-ernment education policy (e.g. wage inequity, poor...
Introduction: Academic achievement of students is one of the most important indicators for assessment of higher education. The purpose of this study was to investigate the relationship between perception of educational-research environment and research self-efficacy and academic achievement of students of Mashhad University of Medical Sciences. Methods: This descriptive-correlational study was...
Abstract In this paper, two modified, design-based calibration ratio-type estimators are presented. The suggested were developed under stratified random sampling using information on an auxiliary variable in the form of robust statistical measures, including Gini’s mean difference, Downton’s method and probability weighted moments. properties (biases MSEs) proposed studied up to terms first-ord...
Introduction: Family atmosphere perceptions and creative thinking affect on academic performance. This study aimed to predict academic performance through family atmosphere perceptions with the mediation of creative thinking at the Yazd Farhangian University. Methods: This study was a correlation research using a "causal model". The population included 1,064 students of Yazd Fa...
The purpose of this study was to design a model for assessing the social responsibility of the academic system.The research method was mixed exploration method. In qualitative part, 10 academic experts were selected for confirmation of qualitative research findings and in quantitative part, 259 faculty members were selected by stratified random sampling. In the first step, by reviewing the lite...
the main purpose of this research was to study different aspects of self-employment among the agricultural female students in university of zanjan. the statistical population of the study contained of senior female students in agriculture faculty of zanjan university in 2014-2015 academic year (n= 135).according to cochran's formula, 63 student were selected using a stratified random sampl...
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