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Makel, Matthew C., Ed.; Plucker, Jonathan A., Ed. – APA Books, 2017
The promise of science is that its methods cause others to believe its results. This foundation is served by trust, accuracy, and transparency. Unfortunately, current research practices in psychology are known to often produce inaccurate, irreproducible, and imprecise results. "Toward a More Perfect Psychology" introduces a plethora of…
Descriptors: Psychology, Research Methodology, Trust (Psychology), Accuracy
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Citkowicz, Martyna; Polanin, Joshua R. – Society for Research on Educational Effectiveness, 2014
Meta-analyses are syntheses of effect-size estimates obtained from a collection of studies to summarize a particular field or topic (Hedges, 1992; Lipsey & Wilson, 2001). These reviews are used to integrate knowledge that can inform both scientific inquiry and public policy, therefore it is important to ensure that the estimates of the effect…
Descriptors: Meta Analysis, Accountability, Cluster Grouping, Effect Size
Page, Stephen, Ed.; Shaw, Danielle, Ed. – Laboratory for Student Success (LSS), The Mid-Atlantic Regional Educational Laboratory, 2004
Beginners in many disciplines learn that correlation never proves causation, but sometimes, even in public health, correlation, mistaken for causation, becomes the basis for policy and great expenditures of public and private money. "True experiments" with random assignment to experimental and control groups hold a special place in the…
Descriptors: Conference Papers, Teaching Methods, Federal Legislation, Statistical Studies