نتایج جستجو برای: selected through stratified sampling method

تعداد نتایج: 3185509  

Journal: :زن در توسعه و سیاست 0
علی محمد ناعمی استادیار گروه علوم تربیتی دانشگاه آزاد اسلامی واحد سبزوار، سبزوار، ایران

today, self-objectification is define by evaluating the others based on physical appearance, beauty and sexual attractiveness, it’s a major source of women suffering especially female students and reduce resilience and self-compassion and mental health of them is endangered. the aim of this study is investigating the relationship between self-objectification with resilience and self-compassion ...

2006
Jong-Min Kim Engin A. Sungur Tae-Young Heo

Calibration is commonly used in survey sampling to include auxiliary information to increase the precision of the estimates of population parameter. In this paper, we newly propose various calibration approach ratio estimators and derive the estimator of the variance of the calibration approach ratio estimators in stratified sampling. r 2006 Elsevier B.V. All rights reserved.

Journal: :iranian journal of nursing and midwifery research 0
sunil kumar raina vijay mengi gurdeep singh

introduction: breast feeding is universally and traditionally practicised in india. experts advocate breast feeding as the best method of feeding young infants. objective: to assess the role of various factors in determining colostrum feeding in block r. s. pura of district jammu. materials and methods: a stratified two-stage design with villages as the primary sampling unit and lactating mothe...

2008
Wang Di Zhou Qingbo Liu Jia

The experiments were conducted for monitoring crop area by spatial sampling methods in a winter wheat main production region with a size of 42Km×42Km in Hengshui City, Hebei Province in China to optimize designs of the frameworks and elements (sample size, sample-square dimension), based on Remote Sensing (RS) and Geographical Information System (GIS) techniques. 5 sample-square dimension level...

2011
Konstantinos Sechidis Grigorios Tsoumakas Ioannis P. Vlahavas

Stratified sampling is a sampling method that takes into account the existence of disjoint groups within a population and produces samples where the proportion of these groups is maintained. In single-label classification tasks, groups are differentiated based on the value of the target variable. In multi-label learning tasks, however, where there are multiple target variables, it is not clear ...

Journal: :international journal of behavioral science 0
arezoo lashkary department of psychology, faculty of psychology and education science, tabriz university, tabriz, iran rogayeh karimi-shahabi department of psychology, faculty of psychology and education science, tabriz university, tabriz, iran touraj hashemi department of psychology, faculty of psychology and education science, tabriz university, tabriz, iran

introduction: the aim of the present study was to investigate the role of metacognitive beliefs in depression by the mediating role of rumination. method: the present study was conducted with a correlational method. therefore, 275 students of the university of tabriz were selected using a stratified sampling method. beck’s depression inventory, wells’ metacognitive questionnaire and treynor’s r...

Journal: :Pakistan Journal of Statistics and Operation Research 2010

Journal: :International Journal of Fuzzy Logic and Intelligent Systems 2009

Journal: :Computational Statistics & Data Analysis 2014

Journal: :Methodology and Computing in Applied Probability 2008

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