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Wolfle, Lee M. – 1981
Hierarchial causal models are described as pictorial representations of multiple regression equations. These models are particularly helpful for three reasons: (1) the formulation of problems in a path analytic framework forces a degree of explicitness that is often not present in research reports that rely solely on regression; (2) they provide a…
Descriptors: Mathematical Models, Multiple Regression Analysis, Path Analysis, Research Methodology