GMATtest Data SetThe GMATkey is a vector of factors representing correct answers of
generated GMATtest data set based on Graduate Management Admission Test (GMAT)
data set (Kingston et al., 1985).
data(GMATkey)A data frame with 20 values representing correct answers to items of GMATtest
data set. For more details see GMATtest.
Kingston, N., Leary, L., & Wightman, L. (1985). An Exploratory Study of the Applicability of Item Response Theory Methods to the Graduate Management Admission Test. ETS Research Report Series, 1985(2) : 1-64.
Martinkova, P., Drabinova, A., Liaw, Y. L., Sanders, E. A., McFarland, J. L., & Price, R. M. (2017). Checking equity: Why Differential Item Functioning Analysis Should Be a Routine Part of Developing Conceptual Assessments. CBE-Life Sciences Education, 16(2), https://doi.org/10.1187/cbe.16-10-0307.