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Stams, Geert Jan; Brugman, Daniel; Dekovic, Maja; van Rosmalen, Lenny; van der Laan, Peter; Gibbs, John C. – Journal of Abnormal Child Psychology, 2006
A meta-analysis of 50 studies was conducted to investigate whether juvenile delinquents use lower levels of moral judgment than their nondelinquent age-mates and, if so, what factors may influence or moderate the developmental delay. The results show a lower stage of moral judgment for juvenile delinquents (d = 0.76). Effect sizes were large for…
Descriptors: Decision Making, Moral Values, Delinquency, Meta Analysis
Page, Stephen, Ed.; Shaw, Danielle, Ed. – Laboratory for Student Success (LSS), The Mid-Atlantic Regional Educational Laboratory, 2004
Beginners in many disciplines learn that correlation never proves causation, but sometimes, even in public health, correlation, mistaken for causation, becomes the basis for policy and great expenditures of public and private money. "True experiments" with random assignment to experimental and control groups hold a special place in the…
Descriptors: Conference Papers, Teaching Methods, Federal Legislation, Statistical Studies