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Direct linkMcArdle, John J.; Grimm, Kevin J.; Hamagami, Fumiaki; Bowles, Ryan P.; Meredith, William – Psychological Methods, 2009
The authors use multiple-sample longitudinal data from different test batteries to examine propositions about changes in constructs over the life span. The data come from 3 classic studies on intellectual abilities in which, in combination, 441 persons were repeatedly measured as many as 16 times over 70 years. They measured cognitive constructs…
Descriptors: Longitudinal Studies, Item Analysis, Item Response Theory, Models
Peer reviewedEckstein, Shulamith Graus – Developmental Review, 2000
Extends dynamic model of cognitive growth proposed by van Geert in three directions: (1) added a term to consider exposure to material to be learned; (2) developed method to apply model to cross-sectional studies; and (3) developed procedure to scale cognitive abilities tests with items of varying difficulty. Tests model with 2- to 15-year-olds'…
Descriptors: Adolescents, Children, Cognitive Ability, Cognitive Development
