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Wu, Mike; Davis, Richard L.; Domingue, Benjamin W.; Piech, Chris; Goodman, Noah – International Educational Data Mining Society, 2020
Item Response Theory (IRT) is a ubiquitous model for understanding humans based on their responses to questions, used in fields as diverse as education, medicine and psychology. Large modern datasets offer opportunities to capture more nuances in human behavior, potentially improving test scoring and better informing public policy. Yet larger…
Descriptors: Item Response Theory, Accuracy, Data Analysis, Public Policy
Dropik, Patricia L.; Reichle, Joe – American Journal of Speech-Language Pathology, 2008
Purpose: Directed scanning and group-item scanning both represent options for increased scanning efficiency. This investigation compared accuracy and speed of selection with preschoolers using each scanning method. The study's purpose was to describe performance characteristics of typically developing children and to provide a reliable assessment…
Descriptors: Student Evaluation, Preschool Children, Comparative Analysis, Evaluation Methods