งานวิจัย (Research): Recent submissions
Now showing items 21-40 of 78
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Tests for Equality of Covariance Matrices
(Rajamangala University Of Technology Rattanakosin, 2019)Homogeneity of covariance matrices is one of the important assumptions of the multivariate analysis of variance (or MANOVA) and also the discriminant analysis. Box’M test is a commonly used method to check whether the ... -
The application of Bayesian estimator’s the shape parameter of The Inverse Gaussian Distribution for The Adjusted Average Control Chart
(Rajamangala University Of Technology Rattanakosin, 2019)This research aims (1) to develop the average control chart (x-chart) using the shape parameter of the Inverse Gaussian distribution by Bayesian Estimation for estimating mean and variance, and (2) to compare the process ... -
WEB-BASED INSTRUCTION ON BASIC JAPANESE KANJI
(Rajamangala University Of Technology Rattanakosin, 2015)The purposes of this research were to construct, develop and find out the efficiency of Web-Based Instruction on Japanese Basic Japanese Kanji and to study learning achievement of students who have low learning achievement ... -
The relationship between cognitive skills and critical thinking abilities of Liberal Arts students in Rajamangala University of Technology Rattanakosin
(Rajamangala University Of Technology Rattanakosin, 2014)The purpose of this research was to study cognitive skills, critical thinking abilities and the relationship between cognitive skills and critical thinking abilities of the undergraduate students at the Faculty of Liberal ... -
Chemical Constituents from the flowers of Homalium tomentosum
(Rajamangala University Of Technology Rattanakosin, 2014)This research investigates chemical compounds of the flowers of Homalium tomentosum by employing chromatographic techniques lead to the separation of twelve compounds. Nine known compounds are found, which are isocourmarin, ... -
A study of factors affecting the success of an athlete from Rajamangala University of Technology Rattanakosin to success in Thailand University Games of the 41st in Khon kaen provinceA
(Rajamangala University Of Technology Rattanakosin, 2014)The objective of this research was to study of factors affecting the success of an athlete from Rajamangala University of Technology Rattanakosin to success in Thailand University Games of the 41st in Khon kaen province. ... -
Independent and Vertex Covering Number on Modular Product of Simple Graph
(Rajamangala University Of Technology Rattanakosin, 2014)The Modular Product 1 2 G G of graph of 1 G and 2 G has vertex set 1 2 1 2 V(G G )=V(G )×V(G ) and edge set 1 2 1 1 2 2 1 2 1 1 2 2 E(G G ) (u ,v )(u ,v ) u u E(G ) and v v E(G ) 1 2 1 1 2 u u E(G ) and ... -
Synthesis and Characterize of Metal oxide Nano-Structure for Sensors Application
(Rajamangala University Of Technology Rattanakosin, 2014)In this research are separated into two parts. In first part, we report the fabrication of WO3 by GLAD technique with DC magnetron sputtering system, while the substrate was tilted at 0 to 85 and study of crystal structure, ... -
Effects of Morale Training upon the Service Ability in Badminton
(Rajamangala University Of Technology Rattanakosin, 2013)The purpose of this research were to study and to compare the Effects of Morale Training upon the Service Ability in Badminton by short serve. The samples were 26 who studied in First year of, 2013 at Rajamangala University ... -
Antioxidant activity of Wedelia trilobata
(Rajamangala University Of Technology Rattanakosin, 2013)This research showed the antioxidant activity of leaves and flowers of Wedelia trilobata. The leaves and flowers of Wedelia trilobata were separately extracted with ethanol to obtain the crude ethanol extracts respectively. ... -
Learning Achievement and Attitude towards a Remedial Course of Basic Mathematics of First-Year Business Students, Rajamangala University of Technology Rattanakosin
(Rajamangala University Of Technology Rattanakosin, 2013)The purposes of this research were 1) to study the learning achievement of students attending a remedial course of basic mathematics course 2) to compare the learning achievement of the students graduating from high school ... -
Preparation of Molybdenum Trioxide Nanostructure by Reactive Magnetron Sputtering for Gas sensing Application
(Rajamangala University Of Technology Rattanakosin, 2013)In this research are separated into two parts. In first part, suitable sputtering conditions for the formation MoO3 nanostructures are studied and the MoO3 thin films prepared under different condition are tested toward ... -
Violence Prevention in Theravada Buddhist Concepts
(Rajamangala University Of Technology Rattanakosin, 2013)There are three objectives in this research; firstly, to analyze the definition, type and the cause of violence in Theravada Buddhist Philosophy, secondly, to analyze the method of management and prevention to violence in ... -
Solving the Global Warming : An Analytical study of Kula- Ciratthiti-Dhamma
(Rajamangala University Of Technology Rattanakosin, 2013)The purposes of this study are 1) to study the emergence process and effects of global warming and 2) to study the outcomes resulting from the application of Kula-Ciratthiti-Dhamma–reasons for lastingness of a wealthy ... -
THE EFFECT OF USING ADVERTISING AND GENERAL MESSAGES ON THAI LANGUAGE CRITICAL READING ABILITY : THE FIRST YEAR STUDENTS : POH CHANG ACADEMY OF ARTS
(Rajamangala University Of Technology Rattanakosin, 2013)The aims of this research were 1) to compare Thai language critical reading ability of the first year students before and after they have read advertising messages and general messages by six thinking hats 2) to compare ... -
Construction of Introduction to Thai Language Textbook for Foreign Students
(Rajamangala University Of Technology Rattanakosin, 2013)The purposes of this study were to synthetic Thai language content to create the introduction to Thai language textbook for foreign students and study on the opinions of foreign students towards the introduction to Thai ... -
Dc bias voltage effects on the giant dielectric properties of CaCu3Ti4O12 ceramics prepared by polymer pyrolysis solution method
(Rajamangala University Of Technology Rattanakosin, 2013)This research is prepared the CCTO powders by using the polymerpyrolysis solution method. Microstructure and phase composition were characterized by scanning electron microscopy (SEM) and X-ray diffraction (XRD). Study the ... -
Localization of related enzyme and metabolic flux in oleaginous species
(Rajamangala University Of Technology Rattanakosin, 2015)Just as important is the high amount of MCFA and LC-PUFA produced by Thraustochytrium sp. B01, a potential source for large-scale oil production for biodiesel and DHA. Heterotrophic growth of thraustochytrid has potential ... -
Shower gel for Koh-Tao community
(Rajamangala University Of Technology Rattanakosin, 2015)Shower gel mixing herbs had been developed. Four herbs; sappan, carrot, pea, and aloe were tested for shower gel ingredients. It was found that aloe was suitable for these formulations. Moreover, the aloe shower gel mixing ... -
The Development of Computer Assisted Instruction Lesson on Mandarin Daily Life Vocabulary for Primary Student in Bangkok Area
(Rajamangala University Of Technology Rattanakosin, 2015)The Research of the development of computer assisted instruction lesson on Mandarin in daily life vocabulary for primary students in Bangkok area consists of 2 objectives as: 1) to develop computer assisted instruction ...