The usefulness of latent class modeling in addressing several measurement issues is demonstrated via a study of 74 good and 74 poor readers in grades 5 and 6. Procedures were particularly useful for assessing the hierarchical relation among skills and for exploring issues related to item domains. (SLD)

To explore question-answering strategy differences between young "good" and older "poor" readers, 60 fifth and sixth grade good readers and 60 ninth and tenth grade poor readers responded to questions about passages read and reinspected. Strategies used were inferred through analysis of response errors. Implications for reading…