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Campo, Stephanie F. – 1988
Three procedures for evaluating the sampling specificity of results are reviewed. These procedures are Tukey's jacknife technique, Efron's bootstrap technique, and cross-validation methods. The jacknife technique uses different subsamples derived from the original total data set to provide empirical estimates of the generalizability of effect…
Descriptors: Comparative Analysis, Effect Size, Estimation (Mathematics), Evaluation Methods
Brennan, Robert L. – 1993
Not infrequently, investigators assume that reliability for groups is greater than reliability for persons, or that the error variance for groups is less than that for persons. Using generalizability theory, it is shown that this "conventional wisdom" is not necessarily true. Examples are provided from the course-evaluation and the…
Descriptors: Comparative Analysis, Course Evaluation, Generalizability Theory, Measurement Techniques