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Latent Trait Models for Partially Speeded Tests.
Wise, Lauress L. – 1986
A primary goal of this study was to determine the extent to which item difficulty was related to item position and, if a significant relationship was found, to suggest adjustments to predicted item difficulty that reflect differences in item position. Item response data from the Medical College Admission Test (MCAT) were analyzed. A data set was…
Descriptors: College Entrance Examinations, Difficulty Level, Educational Research, Error of Measurement