Research news and Comment: Rejoinder: Statistical Hypothesis Testing,Effect-Size Estimation,and the Conclusion Coherence of Primary Research Studies

Abstract

Support, in the form of both a fable and a framework, is provided for a two-step approach to the estimation and discussion of effect sizes. A distinction is made between single-study decision-oriented research and multiple-study syntheses. The concept of “conclusion coherence” (the consistency between statistical and verbal inference is introduced and illustrated within each investigative context.