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Coffman, Donna L. – Structural Equation Modeling: A Multidisciplinary Journal, 2011
Mediation is usually assessed by a regression-based or structural equation modeling (SEM) approach that we refer to as the classical approach. This approach relies on the assumption that there are no confounders that influence both the mediator, "M", and the outcome, "Y". This assumption holds if individuals are randomly…
Descriptors: Structural Equation Models, Simulation, Regression (Statistics), Probability
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Wainer, Howard – Journal of Educational and Behavioral Statistics, 2010
In this essay, the author tries to look forward into the 21st century to divine three things: (i) What skills will researchers in the future need to solve the most pressing problems? (ii) What are some of the most likely candidates to be those problems? and (iii) What are some current areas of research that seem mined out and should not distract…
Descriptors: Research Skills, Researchers, Internet, Access to Information
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Reynolds, Arthur J.; Walberg, Herbert J. – Journal for Research in Mathematics Education, 1992
Tested a structural model of mathematics achievement and attitude with a probability sample of 3,116 adolescents from the Longitudinal Study of American Youth. Concluded that prior achievement and home environment influenced subsequent achievement most powerfully and that previous attitude had the most powerful influence on subsequent attitude.…
Descriptors: Causal Models, Classroom Environment, Family Environment, Family Influence