Modelling non-normal data: The relationship between the skew-normal factor model and the quadratic factor model
Limited information estimation of the diffusion-based item response theory model for responses and response times
Sequential detection of learning in cognitive diagnosis
Testing for negligible interaction: A coherent and robust approach
The choice of the ability estimate with asymptotically correct standardized person-fit statistics
An evaluation of exact methods for the multiple subset maximum cardinality selection problem