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Schraw, Gregory; Kuch, Fred; Gutierrez, Antonio P.; Richmond, Aaron S. – Journal of Educational Psychology, 2014
We compared 5 different statistics (i.e., G index, gamma, "d'", sensitivity, specificity) used in the social sciences and medical diagnosis literatures to assess calibration accuracy in order to examine the relationship among them and to explore whether one statistic provided a best fitting general measure of accuracy. College…
Descriptors: Statistics, Statistical Analysis, Correlation, Accuracy
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Nietfeld, John L.; Enders, Craig K; Schraw, Gregory – Educational and Psychological Measurement, 2006
Researchers studying monitoring accuracy currently use two different indexes to estimate accuracy: relative accuracy and absolute accuracy. The authors compared the distributional properties of two measures of monitoring accuracy using Monte Carlo procedures that fit within these categories. They manipulated the accuracy of judgments (i.e., chance…
Descriptors: Monte Carlo Methods, Test Items, Computation, Metacognition