One-way analysis of variance ≈ One-way analysis of variance
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R-squared for Bayesian Regression Models Open
The usual definition of R2 (variance of the predicted values divided by the variance of the data) has a problem for Bayesian fits, as the numerator can be larger than the denominator. We propose an alternative definition similar to one tha…
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Understanding one-way ANOVA using conceptual figures Open
Analysis of variance (ANOVA) is one of the most frequently used statistical methods in medical research. The need for ANOVA arises from the error of alpha level inflation, which increases Type 1 error probability (false positive) and is ca…
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An Updated Recommendation for Multiple Comparisons Open
Instructors of introductory and intermediate statistics courses often teach the use of analysis of variance (ANOVA) for the purpose of comparing more than two group means and pairwise comparison procedures (PCPs) to determine which group m…
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Comparing the Performance of Approaches for Testing the Homogeneity of Variance Assumption in One-Factor ANOVA Models Open
Various tests to check the homogeneity of variance assumption have been proposed in the literature, yet there is no consensus as to their robustness when the assumption of normality does not hold. This simulation study evaluated the perfor…
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Neutrosophic analysis of variance: application to university students Open
The existing analysis of variance (ANOVA) test cannot be applied when the sample is selected from the population having come imprecise, fuzzy and uncertain observations. The neutrosophic statistics will be applied to analyze the data havin…
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A Generalized Levene's Scale Test for Variance Heterogeneity in the Presence of Sample Correlation and Group Uncertainty Open
Summary We generalize Levene's test for variance (scale) heterogeneity between k groups for more complex data, when there are sample correlation and group membership uncertainty. Following a two-stage regression framework, we show that lea…
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Resolving the Issue of How Reliability is Related to Statistical Power: Adhering to Mathematical Definitions Open
Reliability in classical test theory is a population-dependent concept, defined as a ratio of true-score variance and observed-score variance, where observed-score variance is a sum of true and error components. On the other hand, the powe…
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VARIANCE-BASED SENSITIVITY INDICES OF COMPUTER MODELS WITH DEPENDENT INPUTS: THE FOURIER AMPLITUDE SENSITIVITY TEST Open
Several methods are proposed in the literature to perform global sensitivity analysis of computer models with independent inputs. Only a few allow for treating the case of dependent inputs. In the present work, we investigate how to comput…
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Alternate Forms of the One-Way ANOVA F and Kruskal–Wallis Test Statistics Open
For ease of instruction in the classroom, the one-way analysis of variance F statistic is rewritten in terms of pairwise differences in individual sample means instead of differences of individual sample means from the overall sample mean.…
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Analysis of variance in soil research: let the analysis fit the design Open
Summary Sound design for experiments on soil is based on two fundamental principles: replication and randomization. Replication enables investigators to detect and measure contrasts between treatments against the backdrop of natural variat…
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Comparative evaluation of the lipid profile in the serum of patients with type II diabetes mellitus and healthy individuals with periodontitis Open
The findings of the study showed that the lipid profile was significantly altered in patients with chronic periodontitis as compared to healthy controls. There was a potentiated difference in the values for TC, VLDL cholesterol, and TGL in…
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Analysis of variance in uncertain environments Open
Testing one-way analysis of variance (ANOVA) is used for experimental data analysis in which there is a continuous response variable and a single independent classification variable. In this paper, we extend one-way ANOVA to a case where o…
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E-WOM Review Adoption: Consumers’ Demographic Profile Influence on Green Purchase Intention Open
Nowadays, green products are getting popular in their acceptance by the Malaysian consumers. Due to the advancement of the Internet technologies and the wide spread of electronic word of mouth (E-WOM), consumers seem to be more influenced …
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A theoretical interpretation of variance-based convergence criteria in perturbation-based theories Open
In QM/MM indirect free energy simulation, QM/MM corrections can be obtained from integration of partial derivatives of alchemical Hamiltonians or from perturbation-based estimators including free energy perturbation (FEP) and acceptance ra…
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Biochemical Differences Between Official and Simulated Mixed Martial Arts (MMA) Matches Open
In conclusion, MMA official and simulated matches induce similar high intensity glycolytic demands and minimal changes to biochemical markers of muscle damage immediately following the fights. Glycolytic availability prior to the fights wa…
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Resolution of Students t-tests, ANOVA and analysis of variance components from intermediary data Open
Significance testing in comparisons is based on Student's t-tests for pairs and analysis of variance (ANOVA) for simultaneous comparison of several procedures. Access to the average, standard deviation and number of observations is suffici…
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Body composition and maximal oxygen consumption in adult soccer players in the Republic of Macedonia Open
Introduction: The purpose of this study was to investigate the relationship between active and passive body mass components and maximal aerobic consumption (VO2max) in adult male soccer players.Methods: The study involved seven hundred (70…
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Assessment of Salivary Flow Rate and pH Among Areca Nut Chewers and Oral Submucous Fibrosis Subjects: A Comparative Study Open
The observation and findings of the study clearly showed hypersalivation among areca nut group and hyposalivation among OSMF group, with no significant change in salivary pH when compared to healthy subjects.
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Application of a variance‐based sensitivity analysis method to the Biomass Scenario Learning Model Open
Variance‐based sensitivity analysis can provide a comprehensive understanding of the input factors that drive model behavior, complementing more traditional system dynamics methods with quantitative metrics. This paper presents the methodo…
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Perception of Dentofacial Aesthetics in School Children and Their Parents Open
Objective The aim of this research was to examine the attitudes and perceptions of dentofacial aesthetics among different age groups. Materials and Methods The sample consisted of elementary-school students from the city of Sarajevo, Bosni…
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A Comparison of the Operative Techniques and the Postoperative Complications for Bone-Anchored Hearing Aid Implantation Open
Introduction Bone anchored hearing aids (BAHA) represent a useful surgical option for patients with single sided deafness. Objectives To compare multiple techniques for BAHA implantation regarding postoperative complications, operative tim…
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Expression of Salivary miRNA 21 in Oral Submucous Fibrosis (OSMF): An Observational Study Open
Objective: To observe the expression patterns of salivary mRNA 21 in different stages and grades of OSMF and also in habitual areca nut chewers without OSMF. Subjects and Methods: The study consisted of a total of 185 samples, where 61 pat…
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Pengaruh pemberian yogurt sinbiotik tepung pisang tanduk terhadap profil lipid tikus sindrom metabolik Open
Background: The metabolic syndrome, which is characterized by hyperglycemia, obesity, dyslipidemia, hypertension, prothrombic and proinflamatory state, is a risk factor for cardiovascular disease and diabetes mellitus. The synbiotic yogurt…
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The reduction of aorta histopathological images through inhibition of reactive oxygen species formation in hypercholesterolemia rattus norvegicus treated with polysaccharide peptide of Ganoderma lucidum. Open
PsP dose of 300 mg/kgBW has the most significant effect in decreasing H2O2 levels, PVAT thickness, number of foam cells, and atherosclerotic plaque width. Based on the results of this research, PsP can be recommended as antioxidant to cont…
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Association between Selected Dietary Habits and Lipid Profiles of Patients with Cardiovascular Disease Open
This study evaluated the associations between selected dietary habits and lipid profiles in a group of 800 randomly selected patients hospitalized in the Nitra Cardio Center, Slovakia. Patients were aged 20–101 years (only men, the average…
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The Effect of Demographic Factors on Consumer Purchase Intention in Buying Television Set in Kathmandu Valley: An Empirical Study Open
The main objective of the research is to identify the impact of demographic factors on purchase intention. The study examine whether there is any significant differences on consumers’ purchase intention of television across gender, age gro…
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What causes the test error? Going beyond bias-variance via ANOVA Open
Modern machine learning methods are often overparametrized, allowing adaptation to the data at a fine level. This can seem puzzling; in the worst case, such models do not need to generalize. This puzzle inspired a great amount of work, arg…
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Assessment of factors affecting performance of agricultural cooperatives in wheat market: The case of Gedeb Hasasa District, Ethiopia Open
The purpose of this study is to provide an explanation of factors Affecting Agricultural Cooperatives Marketing Performance (In The Case Of Gedeb Hasasa District). In this study, descriptive statistics tools were used to give clear picture…
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Salivary visfatin concentrations in patients with chronic periodontitis: An analysis before and after periodontal therapy Open
Salivary levels of Visfatin are reduced after periodontal therapy to the levels comparable with those found in healthy individuals. Therefore, the salivary visfatin levels may have the potential to be a target marker for assessment of resp…
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Investigation of the effect of coffee on body weight, serum glucose, uric acid and lipid profile levels in male albino Wistar rats feeding on high-fructose diet Open
Coffee is one of the most commonly consumed beverages in the worldwide and is assumed to have protective effects against metabolic syndrome. The present study was aimed at investigating the effect of coffee on body weight, serum glucose, u…