Results 271 to 280 of about 2,840,930 (329)

Introduction to analysis of variance

Advanced Statistics for Physical and Occupational Therapy, 2022
The boxplot suggests a violation of the equality of variance assumption. The sample sizes are large enough the assumption met we see this of deviation, so we conclude that the equality of variance assumption is suspect. I’ll first perform an ANOVA on the
T. Almonroeder
semanticscholar   +1 more source

Reporting and Interpreting Multivariate Analysis of Variance (MANOVA): Adopting the Best Practices in Educational Research

Journal of Research in Educational Sciences, 2021
There is seemingly anonymity and observation among consumers of educational research that multivariate analysis of variance (MANOVA) is one of the most predominant and commonly used statistical models for the analysis of data in the discipline of ...
S. Ntumi
semanticscholar   +1 more source

Problems and Opportunities in Training Deep Learning Software Systems: An Analysis of Variance

International Conference on Automated Software Engineering, 2020
Deep learning (DL) training algorithms utilize nondeterminism to improve models' accuracy and training efficiency. Hence, multiple identical training runs (e.g., identical training data, algorithm, and network) produce different models with different ...
H. Pham, Shangshu Qian, Jiannan Wang, Thibaud Lutellier, Jonathan Rosenthal, Lin Tan, Yaoliang Yu, N. Nagappan   +7 more
semanticscholar   +1 more source

Analysis of Variance with Unequal Variances

Journal of Quality Technology, 1981
Analysis of variance (ANOVA) is often used in quality control studies. It assumes equal variabilities within groups, and no exact procedures have been available for cases with unequal variabilities. In this paper exact procedures are given and illustrat..
Edward J. Dudewicz, Thomas A. Bishop
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Assessing the mechanical performance of different cable bolts based on design of experiments techniques and analysis of variance

International Journal of Rock Mechanics And Mining Sciences, 2020
Many experimental studies have been carried out to characterise the mechanical performance of cable bolts under axial or shear loading. The common limitation in all these studies is that only single-variate descriptive analysis was included leading to an
Danqi Li, Yingchun Li, M. Asadizadeh, Hossein Masoumi, P. Hagan, S. Saydam   +5 more
semanticscholar   +1 more source

Analysis of Variance

Circulation, 2008
Analysis of variance (ANOVA) is a statistical technique to analyze variation in a response variable (continuous random variable) measured under conditions defined by discrete factors (classification variables, often with nominal levels). Frequently, we use ANOVA to test equality among several means by comparing variance among groups relative to ...
openaire   +2 more sources

Multivariate Analysis of Variance

Journal of Marketing Research, 1987
Introduction to Multivariate Analysis of Variance Omnibus MANOVA Tests Analyzing and Interpreting Significant MANOVAs Causal Models Underlying MANOVA Analyses Complex Designs Overview of Computer Programs for ...
D. D. V. Morgan, J. H. Bray, S. E. Maxwell   +2 more
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Randomization and the Analysis of Variance

Biometrics, 1975
This paper attempts to strengthen faith in randomization, first by defining it in general and second by showing how it is the fundamental means, in many experiments, of generating the probability space. It is defined by the natural structure of the experimental units (E.U.'s) not by a particular experimental design imposed on that structure.
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Multilayer information spillover networks analysis of China’s financial institutions based on variance decompositions

International Review of Economics and Finance, 2021
We propose multilayer information spillover networks, including return spillover layer, volatility spillover layer, and extreme risk spillover layer in the variance decomposition framework for comprehensively investigating the information spillovers and ...
Gangjin Wang, Yang-Yang Chen, Hui-Bin Si, Chi Xie, Julien Chevallier   +4 more
semanticscholar   +1 more source

The Analysis of Variance (ANOVA)

Nutritional Neuroscience, 1999
This is the fourth in a series of articles devoted to a simplified description of experimental design, statistical analysis and interpretation. This article deals with a basic description of the analysis of variance (ANOVA) and its methods of computation and hypothesis testing.
H W, Thompson, R, Mera, C, Prasad
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