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Some Empirical Findings Concerning the Number of Factors Problem.
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Hakstian, A. Ralph; Muller, Victor J. – 1972
The epistemological status of factors--that is, components, common factors, and image factors--is briefly discussed. Implications for the number of factors problem of varying views of factor analysis and the particular factor analytic model employed are noted, and the rationales underlying the best known decision rules regarding the correct number…
Descriptors: Correlation, Factor Analysis, Models, Psychometrics
Toward Defining Comprehension? A Brief Commentary on Rystrom's Approach
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Tuinman, J. Jaap; Blanton, B. Elgit. – Journal of Reading Behavior, 1970
Discusses articles by Richard Rystrom in the Winter and Spring 1970 issues of the Journal of Reading Behavior. Questions the validation procedures and statistical evidence behind the author's model of reading comprehension. Tables and bibliography. (RW)
Descriptors: Factor Analysis, Models, Reading Comprehension, Research Methodology
The Dictionary of Occupational Titles as a Source of Occupational Data.
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Cain, Pamela S.; Treiman, Donald J. – American Sociological Review, 1981
Provides information regarding the production and properties of the Dictionary of Occupational Titles (DOT) data to facilitate the assessment of their appropriateness for research. Reports on assessments of validity and reliability, a factor analysis of characteristics, and possible sex bias. Cautions about using the DOT to study changes in…
Descriptors: Employment Opportunities, Factor Analysis, Job Analysis, Job Skills
Response to Mathias and Nettelbeck on the Structure of Competence: Need for Theory-Based Methods to Test Theory-Based Questions.
Peer reviewed Peer reviewed
Greenspan, Stephen; McGrew, Kevin S. – Research in Developmental Disabilities, 1996
This paper responds to a 1992 study in which it was argued that the structure of intelligence in adults with severe mental retardation deviates from Greenspan's model, in which social and practical intelligence form separate factors. Application of confirmatory factor analysis to the original correlation matrix found the Greenspan model to be…
Descriptors: Adaptive Behavior (of Disabled), Adults, Data Interpretation, Factor Analysis
A Reply to Greenspan and McGrew's "Need for Theory-Based Methods to Test Theory-Based Questions."
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Mathias, J. L.; And Others – Research in Developmental Disabilities, 1996
This paper discusses inconsistencies in Greenspan and McGrew's argument that confirmatory, rather than exploratory, factor analysis should be utilized in testing Greenspan's model of adaptive intelligence in adults with severe mental retardation. It is argued that problems with the data set should be addressed through further research rather than…
Descriptors: Adaptive Behavior (of Disabled), Adults, Data Interpretation, Factor Analysis
Multitrait-Multimethod Analysis: Distinguishing Between Items and Traits.
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Marsh, Herbert W. – Educational and Psychological Measurement, 1983
This study compares multitrait-multimethod analyses (MTMM) performed on items and factor scores derived from the items. Based upon this demonstration, researchers are encouraged to conduct a preliminary factor analysis before analyzing MTMM data whenever there is a doubt about the underlying trait structure. (Author/PN)
Descriptors: Factor Analysis, Higher Education, Item Analysis, Measurement Techniques
Issues in Grouping Items from the Neonatal Behavioral Assessment Scale.
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Sameroff, Arnold J.; And Others – Monographs of the Society for Research in Child Development, 1978
Discusses the structure, reliability, stability, validity and usefulness of the Brazelton Neonatal Behavioral Assessment Scale (NBAS) and the results of factor and regression analyses of data collected using the NBAS. (Author/BH)
Descriptors: Child Development, Conceptual Schemes, Factor Analysis, Infant Behavior