How to Estimate and Interpret Various Effect Sizes.Tammi Vacha‐Haase2004-10-01articleJournal of Counseling Psychology539 citationsclosedNo readable copy stored yet — this record is metadata only.Meta-analysis and systematic reviewsPsychometric Methodologies and TestingPsychology Research and BibliometricsAbstractThe present article presents a tutorial on how to estimate and interpret various effect sizes. The 5th editionCitations in this libraryStored only when both papers are in the corpus — 539 citations exist upstream.References1979The file drawer problem and tolerance for null results.1976Primary, Secondary, and Meta-Analysis of Research1994The earth is round (p < .05).1982Meta-analysis in social research1995The Handbook of Research Synthesis.1994Parametric measures of effect size.1996Practical Significance: A Concept Whose Time Has Come2004Beyond significance testing: Reforming data analysis methods in behavioral research.Cited by2010A Meta‐Analysis of After‐School Programs That Seek to Promote Personal and Social Skills in Children and Adolescents2007Effect sizes, confidence intervals, and confidence intervals for effect sizes2013STUDY QUALITY IN SLA2016Synthesizing Results From Empirical Research on Computer-Based Scaffolding in STEM Education2010A comprehensive review of effect size reporting and interpreting practices in academic journals in education and psychology.2017Reporting effect sizes in original psychological research: A discussion and tutorial.2018Statistical Inference with PLSC Using Bootstrap Confidence Intervals12011Quantitative Research Methods, Study Quality, and Outcomes: The Case of Interaction Research