نتایج جستجو برای: iran n140 a stratified random sampling technique
تعداد نتایج: 13603008 فیلتر نتایج به سال:
The purpose of this study was to identify and evaluate prosocial content of a local children’s television series News Six produced by WBGU-TV, Bowling Green, Ohio. A stratified random sample of 114 programs (228 news stories) broadcast between 1972-2002 was coded for story setting, theme, prosocial messages, and primary message attributes. Results of a nonfrequency content analysis indicate tha...
Adjustment is one of the most important psychological activities of human being. Life is a process of adjustment. If anyone wants satisfaction in life, then one has to adjust with their environment. The present study was conducted on the students of two collegesone urban and one rural of Jammu region. The main objective of the study was to identify the adjustment problems among college going st...
This study examined if, among families whose children were enrolled in the Ferst Foundation for Childhood Literacy, there was a relationship between the home literacy environment, measured by a scale survey, and the length of time enrolled in the program. Participants were a stratified random sampling from the population of parents in the State of Georgia whose children were enrolled in the Fer...
BACKGROUND Oral and dental health diseases can affect the general health of students. OBJECTIVES The aim of this study was to identify the predictors of oral and dental health behavior using the health belief model (HBM) in female students in Teheran, Iran. PATIENTS AND METHODS This was a cross-sectional study framed by the HBM, including 400 female students living in district 5 of Tehran, ...
This article develops a method of ratio estimate in fuzzy sense. By both the simple random sampling and stratified random sampling, we can obtain the ratio estimate in usual statistical sense. However, the sampling data may be ambiguous in some uncertain circumstance. To solve such kind of problem, we probe into the simple random sampling and stratified random sampling in fuzzy sense, obtain th...
In this article we have considered the problem of estimating the population mean Y in the stratified random sampling using the information of an auxiliary variable x which is correlated with y and suggested improved exponential ratio estimators in the stratified random sampling. The mean square error (MSE) equations for the proposed estimators have been derived and it is shown that the prop...
Much attention has been given to sampling design, and the sampling method chosen directly affects the sampling accuracy. The development of spatial sampling theory has lead to the recognition of the importance of taking spatial dependency into account when sampling. This text uses the new Sandwich Spatial Sampling and Inference (SSSI) software as a tool to compare the relative error, coefficien...
the purpose of this study was to investigate the relationship between family functioning and marital adjustment humor couples are due to the nature and objectives of the research and application of methods for its implementation correlation was used. the study population consisted of all the couples in the city who uses random cluster sampling of 200 students were selected as sample. data from ...
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