according to the widespread interest students in social networks, study of user' traits as antecedents of social networks addiction given special importance,study of user' traits as antecedents of social networks addiction given special importance. the aim of current research was prediction of social networks addiction on the basis of student' loneliness and self-esteem. research...

We describe an extension of the pseudo maximum likelihood (PML) estimation method developed by Skinner (1989) to multistage strati ̄ed cluster sampling designs, including ̄nite population and unequal probability sampling. We conduct simulation studies to evaluate the performance of the proposed estimator. The estimator is also compared to the general estimating equation (GEE) method for linear r...

This study was conducted to seek the opinion of walnut producers on barriers affecting the success of producers to found production cooperatives regarding horticultural products in Tuyserkan Township, Iran. A sample of 234 walnut producers were randomly selected through multistage cluster sampling technique. Descriptive- correlation research method was used in this study which has been implemen...

1. Introduction The Medicare Current Beneficiary Survey (MCBS) conducted by the Centers for Medicare and Medicaid Services (CMS), Department of Health and Human Services, is a continuous sample survey of Medicare beneficiaries residing in the United States and Puerto Rico. The MCBS collects data on access to health care, health status, source of care, health care utilization and costs, satisfac...

introduction: public health is a life quality concerning a person's emotional, mental, moral states and biological fitness that helps him to be able to adapt to the surrounding environment and do sufficient amount of physical, mental, and social work. materials and methods: in this cross sectional study, 903 families from different cities of ilam were selected through multistage cluster sa...

Ranked set sampling is applicable whenever ranking of a set of sampling units can be done easily by a judgement method or based on the measurement of an auxiliary variable on the units selected. In this work, we consider ranked set sampling, in which ranking of units are done based on measurements made on an easily and exactly measurable auxiliary variable X which is correlated with the study v...

The investigation focused on effect of family relation self - actualization physically handicapped adolescent boys and girls. 240 girls selected the basis through multistage sampling in each group are compared analysis variance. Significant parent child & personality variables is noted.