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Download full textXu, Zeyu; Nichols, Austin – National Center for Analysis of Longitudinal Data in Education Research, 2010
The gold standard in making causal inference on program effects is a randomized trial. Most randomization designs in education randomize classrooms or schools rather than individual students. Such "clustered randomization" designs have one principal drawback: They tend to have limited statistical power or precision. This study aims to…
Descriptors: Test Format, Reading Tests, Norm Referenced Tests, Research Design
Brigman, S. Leellen – 1978
The 4,987 freshmen who entered the Bloomington campus of Indiana University in the fall of 1977 were used to establish two schemes for predicting first-semester grade point averages. Three sets of prediction equations and a graphic scheme for determining probable grade point averages were provided. Entering freshmen norms were included for SAT…
Descriptors: College Entrance Examinations, College Freshmen, Comparative Analysis, Grade Point Average
