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Ruscio, John – Psychological Methods, 2008
Calculating and reporting appropriate measures of effect size are becoming standard practice in psychological research. One of the most common scenarios encountered involves the comparison of 2 groups, which includes research designs that are experimental (e.g., random assignment to treatment vs. placebo conditions) and nonexperimental (e.g.,…
Descriptors: Psychological Studies, Effect Size, Probability, Correlation
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Pruett, Steven R.; Lee, Eun-Jeong; Chan, Fong; Wang, Ming Hung; Lane, Frank J. – Rehabilitation Counseling Bulletin, 2008
The purpose of this study was to examine the dimensionality of the "Contact With Disabled Persons Scale" (CDP). An exploratory factor analysis of the CDP yielded three factors: General Interpersonal Contacts, Positive Contact Experiences, and Negative Contact Experiences. A confirmatory factor analysis provided further evidence for the stability…
Descriptors: Factor Structure, Attitude Measures, Factor Analysis, Disabilities