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Shields, W. S. – Educational and Psychological Measurement, 1974
A procedure for item analysis using distance clustering is described. Items are grouped according to the predominant factors measured, regardless of what they are. The procedure provides an efficient method of treating unanswered items. (Author/RC)
Descriptors: Algorithms, Cluster Grouping, Item Analysis, Models
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Arffa, Sharon; And Others – Journal of Learning Disabilities, 1989
This study sought to identify clusters or subtypes of children with learning disabilities (LD, n=24) and brain damage (BD, n=36) using a neuropsychological battery. Five clusters were determined, but no one cluster was composed exclusively of LD or BD subjects. Significant qualitative and quantitative differences between clusters were found.…
Descriptors: Cluster Grouping, Labeling (of Persons), Learning Disabilities, Neurological Impairments
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Matheny, Adam P.; And Others – Developmental Psychology, 1974
Reports an analyses of ratings on Bayley's Infant Behavior Record and test scores from the Bayley Mental Scale for 60 female and 50 male infants at 6, 12, 18 and 24 months of age. Results are discussed in terms of rank-order correlations, behavioral composite scores and study implications. (Author/SDH)
Descriptors: Behavior Rating Scales, Cluster Grouping, Cognitive Ability, Comparative Analysis
Miller, LaMar P.; Sommerfeld, Donald A. – 1970
This paper focuses on the use of the variable race in educational research. Researchers are clearly considered to have the right to choose their variables. But, the use of race in a nonscholarly fashion is held to be professionally inadequate and often detrimental to black Americans. For years, researchers using race to make comparison s between…
Descriptors: Analysis of Variance, Black Students, Cluster Grouping, Disadvantaged Youth