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Pek, Jolynn; Sterba, Sonya K.; Kok, Bethany E.; Bauer, Daniel J. – Multivariate Behavioral Research, 2009
The graphical presentation of any scientific finding enhances its description, interpretation, and evaluation. Research involving latent variables is no exception, especially when potential nonlinear effects are suspect. This article has multiple aims. First, it provides a nontechnical overview of a semiparametric approach to modeling nonlinear…
Descriptors: Structural Equation Models, Cognitive Processes, Social Sciences, Evaluation
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Raykov, Tenko – Multivariate Behavioral Research, 1995
The ability of 248 older adults to improve their performance on fluid intelligence tests, with or without tutor-guided instruction in cognitive skills, was studied using multidimensional longitudinal structural equation models. Results suggest considerable plasticity in adult intellectual function and the capacity to improve performance. (SLD)
Descriptors: Change, Cognitive Processes, Intellectual Development, Intelligence Tests