Detecting Guessing Effects for the Nominal Categories Model Using a Conditional Likelihood Ratio Test With Data-Dependent Degrees of Freedom
Journal of Educational and Behavioral Statistics
Published online on April 26, 2026
Abstract
Journal of Educational and Behavioral Statistics, Ahead of Print.
Item response theory models have been extended by including guessing parameters to represent the response tendencies of individuals with low trait levels. Particular cases of these models arise when the guessing parameters are fixed at boundary values. ...
Item response theory models have been extended by including guessing parameters to represent the response tendencies of individuals with low trait levels. Particular cases of these models arise when the guessing parameters are fixed at boundary values. ...