نتایج جستجو برای: stratified random sampling method was used
تعداد نتایج: 5979659 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...
تاثیر آموزش تفکر انتقادی به شیوه مباحثه بر روی مهارت درک متن یادگیرندگان انگلیسی به عنوان زبان خارجی
the purpose of the present study was to investigate the effect of instruction through debate on male and female efl learners’ reading comprehension, to examine the differences between the performance of male and female participants on the five dimensions of cctst including analysis, evaluation, inference, deductive reasoning, and inductive reasoning, and to examine the differences between male ...
the rationale behind the present study is that particular learning strategies produce more effective results when applied together. the present study tried to investigate the efficiency of the semantic-context strategy alone with a technique called, keyword method. to clarify the point, the current study seeked to find answer to the following question: are the keyword and semantic-context metho...
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...
background: bringing up children is one of the most complicated responsibilities an adult experience in his/her life. however, most people are not completely prepared to be a parent. current study was carried out to analyze the attitude of participants toward becoming parent. methods: this is a descriptive study in which questionnaire 1-1-pi which is consisted of 32 items was used. sampling met...
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...
among the low–dimensional allotropes of carbon, nanotubes and graphene have attracted very much attention from nano–science and nanotechnology specialists. they have been proposed as building blocks in nanometer device engineering. however, these structures are not defect–free. in this thesis, we focused on defective carbon nanotubes and graphene, and studied the effect of couple of very common...
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...
Purpose: The aim of this study was to provide an integrated curriculum model for the revitalization of primary schools. Methodology: The research is descriptive-survey in terms of nature and method of data collection and applied in terms of purpose. The statistical population of this research consists of professors and experts in the field of educational sciences and experts of the General Dep...
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