نتایج جستجو برای: iran n140 a stratified random sampling technique
تعداد نتایج: 13603008 فیلتر نتایج به سال:
In health research, socioeconomic position (SEP) is used to measure the context of social inequality. Studies on low birth weight (LBW) that attempt to capture social inequality have generally used single measures of SEP or have employed conventional SEP measures, such as income and education, without regard to how other indicators could influence findings. This study investigates the associati...
OBJECTIVE To investigate the association between low functional health literacy (ability to read and understand basic health related information) and mortality in older adults. DESIGN Population based longitudinal cohort study based on a stratified random sample of households. SETTING England. PARTICIPANTS 7857 adults aged 52 or more who participated in the second wave (2004-5) of the Eng...
In this paper, for the Stratified Median Ranked Set Sampling (SMRSS), proposed by Ibrahim et al. (2010), we examine the proportional and optimum sample allocations that are two well-known methods for sample allocation in stratified sampling. We show that the variances of the mean estimators of a symmetric population in SMRSS using optimum and proportional allocations to strata are smaller than ...
In this article, we propose several quantization based stratified sampling methods to reduce the variance of a Monte-Carlo simulation. Theoretical aspects of stratification lead to a strong link between the problem of optimal Lquantization of a random variable and the variance reduction that can be achieved. We first emphasize on the consistency of quantization for designing strata in stratifie...
Abstract. This study aims to 1) determine the level of implementation Work From Home and Burnout in educational staff at Islamic University Bandung 2) To Family Conflict 3) work family conflict on burnout education Bandung. 4) with as an Intervening Variable for In this research, method used is descriptive verification method, using a quantitative research approach operating calculations IBMSPS...
background: one of the main challenges of healthcare systems of developing countries is health inequality. health inequality means inequality in individuals’ ability and proper functioning, resulting in inequality in social status and living conditions, which thwarts social interventions implemented by the government. objectives: this study aimed to determine and prioritize the social determina...
Random sampling techniques have been developed for combinatorial optimization problems. In this note, we report an application of one of these techniques for training support vector machines (more precisely, primal-form maximal-margin classifiers) that solve two-group classification problems by using hyperplane classifiers. Through this research, we are aiming (I) to design efficient and theore...
Street children in India were found to be a group of distinct character and they are said the consequent products extreme poverty illiteracy. The study had analyzed living conditions survival strategies street children. examined livelihood profile respondents area namely Guntur district it health area. present further estimated relationship between socio-economic their social security aspects r...
This study tries to evaluate the servant organization based on OLA model in the form of a case study in Bank Melli Iran branches in Arak. For this purpose, a number of 91 individuals were selected from among the employees of the Bank Melli Iran branches throughout the city in Arak via stratified random sampling. The data were collected using OLA instrument, and later analyzed by means of parame...
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