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Rhodes, Katherine T.; Branum-Martin, Lee; Washington, Julie A.; Fuchs, Lynn S. – Journal of Educational Psychology, 2017
Using multitrait, multimethod data, and confirmatory factor analysis, the current study examined the effects of arithmetic item formatting and the possibility that across formats, abilities other than arithmetic may contribute to children's answers. Measurement hypotheses were guided by several leading theories of arithmetic cognition. With a…
Descriptors: Arithmetic, Mathematics Tests, Test Format, Psychometrics
Stephens, Beth; And Others – 1968
Two factor analyses were conducted on data obtained from measurements of the reasoning, moral judgment, and moral conduct of 75 retarded and 75 normal subjects ranging in age from 6 to 18 years. One factor analysis sought to determine relationships between the reasoning variables and standard measures of intelligence and achievement. A second…
Descriptors: Cognitive Ability, Conservation (Concept), Correlation, Factor Analysis