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Direct linkBelov, Dmitry I. – Applied Psychological Measurement, 2011
This article presents the Variable Match Index (VM-Index), a new statistic for detecting answer copying. The power of the VM-Index relies on two-dimensional conditioning as well as the structure of the test. The asymptotic distribution of the VM-Index is analyzed by reduction to Poisson trials. A computational study comparing the VM-Index with the…
Descriptors: Cheating, Journal Articles, Computation, Comparative Analysis
