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Comparison of Accuracy and Efficiency of Directed Scanning and Group-Item Scanning for Augmentative Communication Selection Techniques with Typically Developing Preschoolers
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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