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Connelly, Brian S.; Sackett, Paul R.; Waters, Shonna D. – Personnel Psychology, 2013
Organizational and applied sciences have long struggled with improving causal inference in quasi-experiments. We introduce organizational researchers to propensity scoring, a statistical technique that has become popular in other applied sciences as a means for improving internal validity. Propensity scoring statistically models how individuals in…
Descriptors: Quasiexperimental Design, Control Groups, Inferences, Research Methodology
Hughes, Kevin R.; Martray, Carl R. – 1991
This paper reports the outcomes of a motivation training program for preadolescents. The program consisted of activities, strategies, and 18 mini-lessons designed to enhance preadolescents' academic achievement motivation. Cartoon characters were used to present motivational concepts such as causal attributions, self-efficacy, persistence,…
Descriptors: Academic Achievement, Attribution Theory, Causal Models, Comparative Analysis