Study compared the relative power of the Taxonomic, Semantic Differential, and Sense Impression categories in the recall behavior of children. (Authors)

Research on 128 children is presented as evidence of the superiority of a new clustering measure (X) over a more traditional "chance clustering" measure (sigma) as a means of organizing material to be learned to facilitate recall. X is shown to meet three criteria for a measure of a developmental process: X is more highly correlated with recall…

This report forms the background for some current efforts to develop computer-based scoring systems for One-Word Sentence Completion data. A general discussion of response grouping problems and a three-way frequency table for data reduction are included. In addition, six "structural" response variables are defined. The report concludes with an…