Volume 55, Issue 6, 2020

1. Regularized Estimation of the Nominal Response Model
Michela Battauz

2. A Perspective on the Mathematical and Psychometric Aspects of Factor Indeterminacy
W. Alan Nicewander

3. A Comparison of Fixed-Effects and Random-Effects Models for Multivariate Meta-Analysis Using an SEM Approach
Zhihui Cai & Xitao Fan

4. A Quasi-Likelihood Approach to Assess Model Fit in Quadratic and Interaction SEM
Rebecca D. Büchner & Andreas G. Klein

5. A Two-level Moderated Latent Variable Model with Single Level Data
Hongyun Liu, Ke-Hai Yuan & Fang Liu

6. Estimating New Quantities from Longitudinal Test Scores to Improve Forecasts of Future Performance
Daniel McNeish, Denis G. Dumas & Kevin J. Grimm

7. Regression Models for Cylindrical Data in Psychology
Jolien Cremers, Helena J. M. Pennings & Christophe Ley

8. Analysis of Covariance in Randomized Experiments with Heterogeneity of Regression and a Random Covariate: The Variance of the Estimated Treatment Effect at Selected Covariate Values
Li Li, Christopher J. McLouth & Harold D. Delaney

9. Minimum Distance Estimation of Multidimensional Diffusion-Based Item Response Theory Models
Jochen Ranger, Jörg-Tobias Kuhn & Carsten Szardenings