multivariate data analysis for answering research questions and hypothesis testing

... the leaves of the plant and fractionated HPLC and GC-MS were used for the analysis of the extract and fractions Platelet aggregation assay was performed on the extract and fractions using a platelet ... 4.4.2.1 Validation of GC-MS method for MVDA study 118 4.4.2.2 GC-MS analysis of all extracts and fractions 119 4.4.2.3 PCA and PLS-DA analysis of the extracts and fractions 122 4.4.2.4 Antiplatelet ... 21.3 and 10.5 µM for α- and β-amyrin respectively These values indicated that α- and β-amyrin are three and six times more active respectively than aspirin (IC50 value= 62.7 µM) Hence, α- xi and...

Ngày tải lên: 10/09/2015, 08:25

... MULTIVARIATE DATA ANALYSIS IN SENSORY AND CONSUMER SCIENCE MULTIVARIATE DATA ANALYSIS IN SENSORY AND CONSUMER SCIENCE F N PUBLICATIONS IN FOOD SCIENCE AND NUTRITION P Books MULTIVARIATE DATA ... the apparatus of Multivariate Data Analysis The underlying question that is addressed by the research in this book is: 14 Introduction What has Multivariate Data Analysis to offer for studying problems ... Correlation Analysis and Procrustes Analysis (see Figure 16) Ml N Symmetric methods: Canonical Correlation Analysis Rocrustes Analysis Figure 16 Two data sets illustrating symmetric data analysis...

Ngày tải lên: 17/03/2014, 02:20

... Writing Up Research in APA Style: Overview and Focus on Results C-l Appendix D: Doing a Research Project Using Statistics and Data Analysis: Organization, Time Management, and Prepping Data for Analysis ... Writing Up Research in APA Style: Overview and Focus on Results C-l Appendix D: Doing a Research Project Using Statistics and Data Analysis: Organization, Time Management, and Prepping Data for Analysis ... enough information-enough data- to make a sound choice His short visits to each campus were Chapter Introduction: Statistics and Data Analysis as Tools for Researchers Statistics and data analysis...

Ngày tải lên: 29/03/2014, 04:21

... diacylglycerol and Ca2+ [29-33] The unconventional isoforms, δ, ε, η, and θ, require phosphatidylserine and diacylglycerol but not require Ca2+ The ζ and λ isoforms are called atypical and require ... Processing for microarray data and copy number variation were described Section, 2.4 2.5 present the method and strategies used for marker selection from microarray data 2.1 Methods for mathematics ... ACKNOWLEDGEMENTS First and foremost, my heartfelt appreciation and thanks go to my supervisor and mentor, Professor Chen Yu Zong, for his excellent supervision, invaluable advices and constructive...

Ngày tải lên: 09/09/2015, 10:14

... acid data (B) Plot based on monosaccharide data 68 Figure 14 Contribution plots of milk and infant formula (A) milk and (B) infant formula from amino acid data (C) milk and (D) infant formula ... Singapore-Peking-Oxford Research Enterprise for Water Ecoefficiency (SPORE) for providing me with the research scholarship for my PH.D studies and all the staff from the Chemistry Department in NUS for the ... production sites (A) and (B) represents the OPLS-DA score plots for the GC/MS data and LC/MS respectively Farm EBN ( ); Cave EBN ( ) The loading plots for the GC/MS data and LC/MS data to classify...

Ngày tải lên: 09/09/2015, 11:13

... letters, e.g., a and b, are used for nonrandom scalars • Lower-case boldface letters, e.g., a, b, and θ, are used for nonrandom vectors • Upper-case letters, e.g., X and Y , are used for random variables ... immediately in Chapters and to the sources of the data, returns on equities and prices and yields on bonds Chapter develops methods for informal, often graphical, analysis of data More formal methods ... Kane, and Marcus (1999) and Sharpe, Alexander, and Bailey (1995) are good introductions to the random walk hypothesis and market efficiency A more advanced discussion of the random walk hypothesis...

Ngày tải lên: 20/03/2018, 13:52

... letters, e.g., a and b, are used for nonrandom scalars Lowercase boldface letters, e.g., a, b, and θ, are used for nonrandom vectors Uppercase letters, e.g., X and Y , are used for random variables ... immediately in Chaps and to the sources of the data, returns on equities and prices and yields on bonds Chapter develops methods for informal, often graphical, analysis of data More formal methods ... laws and regulations and therefore free for general use The publisher, the authors and the editors are safe to assume that the advice and information in this book are believed to be true and accurate...

Ngày tải lên: 29/03/2018, 12:01

... Energy and Environment (IJEE), Volume 3, Issue 5, 2012, pp.715-730 717 Figure T-s diagram for the combined cycle Exergy analysis and optimization The following assumptions are made for simplicity and ... the system efficiency for open cycle systems In this paper, the exergy analysis for combined regenerative Brayton and inverse Brayton cycles proposed in Ref [10] is performed The purposes of ... been performed in this paper The effects of the effectiveness of the regenerator and other parameters on the exergy performances of the combined cycle are analyzed, and the exergy performances...

Ngày tải lên: 05/09/2013, 16:10

... two terms in the equation and is set empirically We claim that for a complex task like answering complex questions where the relatedness between the query sentences and the document sentences ... graph-based random walk model of ranking sentences would perform better if we could encode the syntactic and semantic information instead of just the bag of word (i.e TF*IDF) information in calculating ... Setup The Document Understanding Conference (DUC) series is run by the National Institute of Standards and Technology (NIST) to further progress in summarization and enable researchers to participate...

Ngày tải lên: 23/03/2014, 17:20

Ngày tải lên: 07/06/2014, 18:37

... Almost Ten Tips for Presenting Table Results and Analyzing Data 301 Chapter 15: Ten Tips for Visually Analyzing and Presenting Data 307 Appendix: Glossary of Data Analysis and Excel ... dominant data analysis tool available to business Because of this, most database programs and most management information systems export data in a format that makes it simple to import the data into ... the Regression Data Analysis Tool 254 Using the Correlation Analysis Tool 257 Using the Covariance Analysis Tool 258 Using the ANOVA Data Analysis Tools 260 Creating an f-test Analysis...

Ngày tải lên: 23/07/2014, 09:19

... property, and about the importance of conducting research in an ethical way (including issues such as asking for Prior Informed Consent and other relevant research permits granted by universities and ... children using plants for medicinal purposes, both for themselves and for they playmates, which would suggest that children also pass to each other information on curative plants Research also suggests ... informants, focus groups, structured and unstructured interviews, survey instruments and questionnaires, lexical and semantic studies, and discourse and content analysis (see [58,59,63,64] In sum,...

Ngày tải lên: 10/08/2014, 09:21

... Haizhou Li, Agency for Science, Technology and Research (A*STAR), Singapore and Professor Cheng Xiang, NUS for the assistance and advice that they provided through all levels of my research progress ... sentences in an article using data analysis technologies Two types of methods are proposed to solve the problem through classifying data and learning data association A straightforward method of identifying ... Let X ∈ RN ×M and y ∈ RN ×1 denote the features and labels of the training data respectively, where N is the number of training data, and M is the 19 Chapter A Linear Discriminant Analysis based...

Ngày tải lên: 30/09/2015, 05:56

... Data Analysis for Chemistry This page intentionally left blank DATA ANALYSIS FOR CHEMISTRY An Introductory Guide for Students and Laboratory Scientists D ... agree that for data analysis to be performed properly, like any science, it cannot be treated as a black box but for the novice to understand how to perform a specific test how to perform it must ... they don’t really understand data analysis and how to apply it in chemistry If you really understand data analysis, then you may find the explanations in the book too simple and the scope too limited...

Ngày tải lên: 28/03/2016, 21:59

... the eigenvalues of the research data Although parallel analysis frequently performs well, like the FIGURE 2.3 Parallel analysis using eigenvalues from research and random data (average of 50 replications) ... technique for the empirical question at hand, the researcher must decide which indicators to include in the analysis and determine if the size and the nature of the sample are suitable for the analysis ... method of data input) to set the stage for their use in subsequent chapters CONFIRMATORY The Common Factor FACTOR Model ANALYSIS and EFA FOR APPLIED RESEARCH The Common Factor Model and Exploratory...

Ngày tải lên: 09/08/2017, 10:28

... frequency bands, computation of higher order joint moments [29, 30], and entropy [31] Nonparametric data reduction methods, on the other hand, include data- driven multivariate component analysis ... plane [37] 4.3.1 Analysis of Simulated Data The different methods were first evaluated for simulated data made up of Gabor logons For this analysis, decompositions from two simulated datasets containing ... model (GLM) for the three methods for ERP analysis Multivariate tests indicate statistical values across all components Note: ∗ P < 05, ∗∗ P < 01, and ∗ P < 001 Factors Multivariate PCA Multivariate...

Ngày tải lên: 21/06/2014, 16:20

... dates, and other detailed information In cases where names and addresses are needed for longitudinal studies, two separate files should be established, one for the names and one for the location data, ... not -for- profit survey research labs in North America and Europe.) There will normally be some charge for locating and reproducing questions and results In addition, government, university, and ... be a useful “handbook” for sociologists, psychologists, political scientists, evaluation researchers, social workers, sensory scientists, marketing and advertising researchers, and for many others...

Ngày tải lên: 03/06/2014, 01:19