Search results for author:"John Willett"
Total records matched: 4 Search took: 0.055 secs
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A Meta-Analysis of Instructional Systems Applied in Science Teaching
John B. Willett
Journal of Research in Science Teaching Vol. 20, No. 5 (May 1983) pp. 405–17
Reports results of the meta-analysis of 130 research studies on effects of instructional systems used in science teaching. Studies coded gave rise to 341 effect sizes. Systems examined included audio-tutorial, computer-linked, individualized, and...
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Doing Data Analysis with Proportional Hazards Models: Model Building, Interpretation and Diagnosis
John B. Willett; Judith D. Singer
Guidelines for articulation of a framework for practical application of proportional-hazards models (PHMs) to professional survival analysis are provided. Focus is on data analysis fitting the PHMs with the semi-parametric methods of partial...
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Who benefits from a GED? Evidence for females from High School and Beyond
John H. Tyler; Richard J. Murnane; John B. Willett
Economics of Education Review Vol. 22, No. 3 pp. 237–247
This paper examines the labor market value of the General Educational Development (GED) credential for females, questioning two implicit assumptions that have been employed in earlier studies. We show that providing access to work experience may be...
Language: English
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The devil’s in the details: evidence from the GED on large effects of small differences in high stakes exams
John H. Tyler; Richard J. Murnane; John B. Willett
Economics of Education Review Vol. 23, No. 4 (August 2004) pp. 339–349
As part of standards-based educational reform efforts, more than 40 states will soon require students to achieve passing scores on standardized exams in order to obtain a high school diploma. Currently, many states are struggling with the design of...
Language: English