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McDaniel, Michael A. – Intelligence, 2006
Kanazawa [Kanazawa, S. (2006). IQ and the wealth of states. "Intelligence," 34, 593-600.] offered estimates of state IQ derived from SAT data. The purpose of this commentary is to argue that state preferences for the use of the ACT versus the SAT create biased estimates of SAT-derived state IQ for states where the ACT is more frequently…
Descriptors: College Entrance Examinations, Aptitude Tests, Intelligence Quotient, Comparative Analysis