- The performance of robust test statistics with categorical dataVictoria Savalei
University of British Columbia, Vancouver, Canada
Br J Math Stat Psychol 66:201-23. 2013..Overall, the cat-ULS estimator is recommended over cat-DWLS, particularly in small to medium sample sizes...
- Constrained versus unconstrained estimation in structural equation modelingVictoria Savalei
Department of Psychology, University of British Columbia, 2136 West Mall, Vancouver, BC, Canada
Psychol Methods 13:150-70. 2008..In practice, researchers will have trouble conducting constrained difference tests appropriately, as this requires a commitment to ignore Heywood cases. Consequently, mixture distributions for difference tests are rarely appropriate...