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France, Stephen L.; Batchelder, William H. – Educational and Psychological Measurement, 2015
Cultural consensus theory (CCT) is a data aggregation technique with many applications in the social and behavioral sciences. We describe the intuition and theory behind a set of CCT models for continuous type data using maximum likelihood inference methodology. We describe how bias parameters can be incorporated into these models. We introduce…
Descriptors: Maximum Likelihood Statistics, Test Items, Difficulty Level, Test Theory
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Reilly, Richard R.; Dynarski, Barbara J. – Educational and Psychological Measurement, 1972
Descriptors: Answer Keys, Branching, Computer Programs, Multiple Choice Tests