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Download full textWilcox, Rand R. – 1981
These studies in test adequacy focus on two problems: procedures for estimating reliability, and techniques for identifying ineffective distractors. Fourteen papers are presented on recent advances in measuring achievement (a response to Molenaar); "an extension of the Dirichlet-multinomial model that allows true score and guessing to be…
Descriptors: Achievement Tests, Criterion Referenced Tests, Guessing (Tests), Mathematical Models
