This commentary on Jussim (2012) makes two points: (1) Effect sizes often reflect artifacts of experimental design rather than real-world relevance, and (2) any argument dependent on effect sizes must correct for attenuation due to instrument reliabilities. A formula for making this correction is presented, and its ramifications on the debate over accuracy in person perception are discussed.
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http://dx.doi.org/10.1017/S0140525X15002423 | DOI Listing |
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