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Frisby, Craig L. – Diagnostique, 1992
Analysis of the Bracken Basic Concept Scale (BBCS) indicated that all subtests except two (Quantity and Time) showed statistically significant correlations between item difficulty and frequency of concept words. Administration of the BBCS to 36 first graders revealed that most concept words showed expected item discrimination indices. (Author/JDD)
Descriptors: Concept Formation, Difficulty Level, Preschool Education, Primary Education
