Results 31 to 40 of about 1,981,243 (338)

A Tutorial on Conducting and Interpreting a Bayesian ANOVA in JASP

L’Année psychologique, 2019
Analysis of variance (ANOVA) is the standard procedure for statistical inference in factorial designs. Typically, ANOVAs are executed using frequentist statistics, where p-values determine statistical significance in an all-or-none fashion.
D. van den Bergh, Johnny B van Doorn, M. Marsman, Tim Draws, Erik-Jan van Kesteren, Koen Derks, F. Dablander, Q. Gronau, Š. Kucharský, Akash Raj, A. Sarafoglou, J. Voelkel, A. Stefan, A. Ly, M. Hinne, D. Matzke, E. Wagenmakers   +16 more
semanticscholar   +1 more source

Taking Parametric Assumptions Seriously: Arguments for the Use of Welch’s F-test instead of the Classical F-test in One-Way ANOVA

International Review of Social Psychology, 2019
Student’s t-test and classical F-test ANOVA rely on the assumptions that two or more samples are independent, and that independent and identically distributed residuals are normal and have equal variances between groups.
Marie Delacre, C. Leys, Youri L. Mora, D. Lakens   +3 more
semanticscholar   +1 more source

Power comparison of ANOVA and Kruskal‒Wallis tests when error assumptions are violated

Advances in Methodology and Statistics, 2021
The effects of the violations of normality and homogeneity of variances assumptions on the power of the one-way ANOVA F-test is studied in this paper.
F. Nwobi, Felix Akanno
semanticscholar   +1 more source

Making ward-based outreach teams an effective component of human immunodeficiency virus programmes in South Africa

Southern African Journal of HIV Medicine, 2018
The implementation of ward-based outreach teams (WBOTs), comprised of community health workers (CHWs), is one of the three interventions of the South African National Department of Health’s (NDoH) Primary Health Care (PHC) Re-engineering strategy for ...
Nireshni Naidoo, Jean Railton, Geoffrey Jobson, Nthabiseng Matlakala, Gert Marincowitz, James A. McIntyre, Helen Struthers, Remco P.H. Peters   +7 more
doaj   +1 more source

Principles of Model Specification in ANOVA Designs

Computational Brain & Behavior, 2021
ANOVA—the workhorse of experimental psychology—seems well understood in that behavioral sciences have agreed-upon contrasts and reporting conventions.
Jeffrey N. Rouder, Martin Schnuerch, J. Haaf, R. Morey   +3 more
semanticscholar   +1 more source

Factorial ANOVA with unbalanced data: A fresh look at the types of sums of squares

, 2021
In this paper we endeavour to provide a largely non-technical description of the issues surrounding unbalanced factorial ANOVA and review the arguments made for and against the use of Type I, Type II and Type III sums of squares.
Carrie Smith, Robert A. Cribbie
semanticscholar   +1 more source

Post-hoc tests in one-way ANOVA: The case for normal distribution

Methodology
When one-way ANOVA is statistically significant, a multiple comparison problem arises, hence post-hoc tests are needed to elucidate between which groups significant differences are found.
Joel Juarros-Basterretxea, G. Aonso-Diego, Álvaro Postigo, Pelayo Montes-Álvarez, Álvaro Menéndez-Aller, E. García-Cueto   +5 more
semanticscholar   +1 more source

Orally Administered Probiotics in the Prevention of Chemotherapy (± Radiotherapy)-Induced Gastrointestinal Toxicity: A Systematic Review With Meta-Analysis of Randomized Trials

Integrative Cancer Therapies, 2022
Background: Chemoradiotherapy-induced gastrointestinal toxicity may lead to a significant impairment of the oncological patient’s quality of life, as well as to reduced adherence to the treatment, which may have a negative impact on survival and ...
Radoslav Danis PharmDr, Michal Mego MD, DSc, Mariya Antonova Mgr, Radka Stepanova Mgr, Adam Svobodnik PhD, Renata Hejnova Mgr, Martin Wawruch MD, PhD   +6 more
doaj   +1 more source

A randomised controlled trial of fluoxetine versus naltrexone in compulsive sexual behaviour disorder: presentation of the study protocol

BMJ Open, 2022
Background Compulsive sexual behaviour disorder is a new disorder in the International Classification of Diseases (ICD-11), and is associated with negative consequences in different areas of life.
Jussi Jokinen, Josephine Savard, Katarina Görts Öberg, Cecilia Dhejne   +3 more
doaj   +1 more source

Understanding one-way ANOVA using conceptual figures

Korean Journal of Anesthesiology, 2017
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 caused by ...
Tae Kyun Kim
semanticscholar   +1 more source