نتایج جستجو برای: sample using cochran
تعداد نتایج: 3627630 فیلتر نتایج به سال:
Secondary production estimates based on the size-frequency method can be improved through the use of optimal sample allocation without increasing the total sampling effort. We advocate a two-step procedure. First, sampling dates should be chosen to minimize bias. Then, sample sizes on each date should be allocated in such a way as to minimize variance. Calculating the optimal sample allocation ...
Entrepreneurship is a source of flexibility, innovation, job creation for the economy, and an interesting opportunity for professional development. In this research, the role of the university in creating entrepreneurship awareness among the students of Isfahan University of Technology has been studied. The statistical population of this study is graduate, postgraduate, and undergraduate st...
Purpose: This study investiges the level of organizational Sociability among librarians in comparison with organizational socialization of other staff in the organization of libraries, museums and documents center of Astane Qudse Razavi. Methodology: The present study was conducted through a survey method. The statistical population of this study consisted of all employees (including 625 ...
â â â â â â â abstract â the present research aims to identify effective factors on the reduction of social cooperation with the purpose of attracting social cooperation in directing city zones (zone number 3 in shiraz).the methodology of this research was based on documentary and survey methods. the statistical sample of this research contains people 18 years old and over who live in zone nu...
abstract the purpose of this descriptive– survey research was to analyze effective factors on entrepreneurial mentality of graduate students of university college of agriculture & natural resources, the university of tehran. the statistical population of the study consisted of 686 persons of graduate students (m.sc. & phd levels), out of which 97 people determined as sample using cochran formul...
Following ideas of A. C. Cochran, we give a suitable definition of a saturated uniformly A-convex algebra. In the m-convex case, such algebra is a uniform topological one.
Background and Objective: Rural wastewater management is recognized as one of the pillars of sustainable development. Therefore, the purpose of this study was to assess needs and prioritization of establishment of rural wastewater management facilities in order to supply a safe and alternative water source in the provinces of Iran experiencing severe water stress. Materials and Methods: This i...
Objective: The financial sector and banking support the economy as a whole. objective of this study is to determine extent which consumers are conscious benefits e-banking, role demographic factors in determining their satisfaction with overall level bank services. Theoretical Framework: focuses on banking, exploring how private banks India fulfil statutory regulatory obligations while providin...
Vorapongsathorn, T., Taejaroenkul, S. and Viwatwongkasem, C. A comparison of type I error and power of Bartlett’s test, Levene’s test and Cochran’s test under violation of assumptions Songklanakarin J. Sci. Technol., 2004, 26(4) : 537-547 This study compared the probability of Type I error and the power of three statistical tests (Bartlett, Levene and Cochran) by varying the sampling distributi...
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