105 articles for “sampling technique”

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Research ArticleOpen accessIn the abstractCausal Factors Influencing Adversity Quotient of Twelfth Grade and Third-Year Vocational StudentsRachapoom Pangma, Sombat Tayraukham, Prasart NuangchalermProblem statement: The aim of this research was to study the causal factors influencing students’ adversity between twelfth grade and third-year vocational students in Sisaket province, Thailand. Six hundred and seventy two of twelfth grade and 376 third-year vocational students were selected by multi-stage random sampling techniques. Approach: The instruments used for collecting data were: A scale on self-esteem, a … …Journal of Social Sciences, Vol. 5, Issue 4 · 31 Dec 2009 · 8,103 accessesView PDF Cite

Research ArticleOpen accessIn the abstractEvaluation of Leaf Total Nitrogen Content for Nitrogen Management in a Malaysian Paddy Field by Using Soil Plant Analysis Development Chlorophyll MeterA. Gholizadeh, M. S. M. Amin, A. R. Anuar, W. AimrunProblem statement: Laboratory plant testing is usually time-consuming and high-costing. Hence, plant nutrient variability must be measured rapidly and the information made known to the farmers before the new season starts. Site-specific crop management, well-established in some developed countries, is now being considered in other places such as Malaysia. Approach: The application of site-specific management principles and techniques to diverse … …American Journal of Agricultural and Biological Sciences, Vol. 4, Issue 4 · 31 Dec 2009 · 9,238 accessesView PDF Cite

Research ArticleOpen accessAll words, across the recordDevelopment and Cultivation of Local Kidney Bean (Phaseolus Vulgaris L) Through Breeding to use Multi gamma Irradiation Technique (Nuclear)Bartholomeus Pasangka, ReflyMutation on the all species of plant were generally caused by gamma or multi gamma radiation sources. The largest effect of that was occurred on chromosome and genetic factor, specially on structure and composition of chromosome and Deoxyribo Nucleic Acid (DNA). This case can be used for breeding of several important plants in Agricultural science. The objectives of this research … …American Journal of Agricultural and Biological Sciences, Vol. 11, Issue 3 · 24 Sep 2016 · 8,119 accessesView PDF Cite

Research ArticleOpen accessAll words, across the recordLinear Regression Model Selection Based on Robust Bootstrapping TechniqueHassan S. Uraibi, Habshah Midi, Bashar A. Talib, Jabar H. YousifProblem statement: Bootstrap approach had introduced new advancement in modeling and model evaluation. It was a computer intensive method that can replace theoretical formulation with extensive use of computer. The Ordinary Least Squares (OLS) method often used to estimate the parameters of the regression models in the bootstrap procedure. Unfortunately, many statistics practitioners are not aware of the fact that … …American Journal of Applied Sciences, Vol. 6, Issue 6 · 30 Jun 2009 · 7,876 accessesView PDF Cite

Research ArticleOpen accessAll words, across the recordUsing Hyper Clustering Algorithms in Mobile Network PlanningLamiaa Fattouh Ibrahim, Hesham A. SalmanProblem statement: As a large amount of data stored in spatial databases, people may like to find groups of data which share similar features. Thus cluster analysis becomes an important area of research in data mining. Applications of clustering analysis have been utilized in many fields, such as when we search to construct a cluster served by base station in … …American Journal of Applied Sciences, Vol. 8, Issue 10 · 30 Aug 2011 · 7,504 accessesView PDF Cite