Yuan, Ke-Hai; Cheng, Ying; Patton, Jeff - In: Psychometrika 79 (2014) 2, pp. 232-254
item parameters. It shows that the process of calculating the observed information matrix also generates a related matrix …) based on the observed information matrix are robust to many, but not all, conditions of model/distribution misspecifications …-type covariance matrix or the observed information matrix. Copyright The Psychometric Society 2014 …