نتایج جستجو برای: iran n140 a stratified random sampling technique

تعداد نتایج: 13603008  

2016
Anitha Menon Sidney OC Mwaba

Background: About 190 million people consume drugs and alcohol worldwide with the majority of this number being the youth. In Zambia the consumption of alcohol and other drug abuse is on the increase with the majority of youths starting to consume alcohol at an early age. Objectives: Aim of this paper is to explore the usage of alcohol and tobacco among University of Zambia students and factors...

2002
A. Whitman

Any attempt to assess species abundances must employ a sampling design that balances collection of accurate information for many species with a reasonable sampling effort. To assess the accuracy of commonly used within-site sampling designs for sessile species, we gathered cover data at 2 rocky intertidal locations in Southern California using a high-density point-contact method that maintained...

2006
J. McGrath Cohoon

This investigation of gendered experiences in computer science and computer engineering (CSE) doctoral programs uses survey data from a nationwide stratified random sample. Analyses of data from 41 departments show that women CSE doctoral students have less confidence than men students that they can achieve their educational goals. Moreover, women’s confidence is significantly affected by their...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید باهنر کرمان - دانشکده ادبیات و علوم انسانی 1389

abstract this research has been carried out with the purpose of investigating the conditions and related elements of the employment of the educational sciences graduates of hamedan province universities in 1382-1387 academic years. it has been a descriptive research of a correlation kind, and the population number has been 1180 grduates of payam- e noor universites in asad – abaad, kaboudaraha...

Journal: :Pakistan Journal of Statistics and Operation Research 2013

2008
Eric R. Buhi

Objective: The authors examined the incidence of stalking victimization and subsequent help-seeking behaviors among college women. Participants and Methods: A stratified random sample of college women (N = 391) completed an anonymous Internet-based questionnaire in spring 2006. Results: One-fifth of women reported stalking victimization while enrolled at their current institution. Individuals k...

پایان نامه :دانشگاه تربیت معلم - تهران - دانشکده روانشناسی و علوم تربیتی 1391

the purpose of this study was the relationship between problem – solvi ability with fdi cognitive style of students.the research method was correlation method. for data analysis pearson test was used. statistical society in this research was all the students of alligoodarz city in 1391-92 year.to sampling of statiscal population was used sampling multi-stage random the size of sample selected 2...

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