sim20seqGDINA {GDINA} | R Documentation |
Simulated data (20 items, sequential G-DINA model)
Description
Simulated data, Qc-matrix and item parameters for a 20-item test measuring 5 attributes.
Usage
sim20seqGDINA
Format
A list with components:
simdat
simulated polytomous responses of 2000 examinees
simQ
artificial Qc-matrix
simItempar
artificial item parameters (category level probability of success for each latent group)
Author(s)
Wenchao Ma, The University of Alabama, wenchao.ma@ua.edu
References
Ma, W., & de la Torre, J. (2020). GDINA: An R Package for Cognitive Diagnosis Modeling. Journal of Statistical Software, 93(14), 1-26.
[Package GDINA version 2.9.4 Index]