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Osgood, D. Wayne; Smith, Gail L. – Evaluation Review, 1995
Strategies are presented for analyzing longitudinal research designs with many waves of data using hierarchical linear modeling. The approach defines well-focused parameters that yield meaningful effect size estimates and significance tests. It is illustrated with data from the Boys Town Follow-Up Study. (SLD)
Descriptors: Data Analysis, Effect Size, Estimation (Mathematics), Evaluation Methods
Peer reviewed Peer reviewed
Esbensen, Finn-Aage; Miller, Michelle Hughes; Taylor, Terrance J.; He, Ni; Freng, Adrienne – Evaluation Review, 1999
Uses pretest data collected with passive parental consent for 2,496 middle school students to examine demographic, attitudinal, and behavioral differences between students for whom active parental consent was provided in later phases of the research and those for whom active consent was not provided. Results show the detrimental effects of…
Descriptors: Attrition (Research Studies), Behavior Patterns, Comparative Analysis, Demography
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Lam, Tony C. M. – Evaluation Review, 1992
Use of performance gaps analysis in program evaluation is examined by analyzing and critiquing the gap reduction design as an experimental design and an analytic tool in program outcome evaluation. The example of the Bilingual Education Evaluation System illustrates the contention that disadvantages of the method outweigh its contributions. (SLD)
Descriptors: Academic Achievement, Bilingual Education, Comparative Analysis, Compensatory Education