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Hamlin, Iain; Bolger, Fergus; Vasilichi, Alexandrina; Belton, Ian; Crawford, Megan M.; Sissons, Aileen; Taylor Browne Luka, Courtney; Wright, George – Applied Cognitive Psychology, 2021
Groups often make better judgements than individuals, and recent research suggests that this phenomenon extends to the deception detection domain. The present research investigated whether the influence of groups enhances the accuracy of judgements, and whether group size influences deception detection accuracy. Two-hundred fifty participants…
Descriptors: Accuracy, Evaluative Thinking, Deception, Groups
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Cook, Bryan G.; Cook, Lysandra; Therrien, William J. – Learning Disabilities Research & Practice, 2018
Effect sizes are powerful tools for evaluating the practical importance of study findings that should be considered in the context of study characteristics such as participants, dependent variables, and comparison condition. In this article, we discuss how group-difference effect sizes are used to gauge the practical importance of group…
Descriptors: Effect Size, Learning Disabilities, Evaluation Methods, Groups