Model Diagnostics for Proportional and Partial Proportional Odds Models

Ann A. O'Connell, Xing Liu
2011 Journal of Modern Applied Statistical Methods  
Although widely used to assist in evaluating the prediction quality of linear and logistic regression models, residual diagnostic techniques are not well developed for regression analyses where the outcome is treated as ordinal. The purpose of this article is to review methods of model diagnosis that may be useful in investigating model assumptions and in identifying unusual cases for PO and PPO models, and provide a corresponding application of these diagnostic methods to the prediction of
more » ... iciency in early literacy for children drawn from the kindergarten cohort of the Early Childhood Longitudinal Study (ECLS-K; NCES, 2000).
doi:10.22237/jmasm/1304223240 fatcat:b55pywjew5dfvdg3ytxr5fefia