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| Hafner, Anne | 1 |
| Rock, Donald A. | 1 |
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Hafner, Anne; And Others – 1990
Descriptive statistics and associated analysis on American eighth graders are presented based on data from the 1988 National Education Longitudinal Study. The study will be repeated with the same cohort at 2-year intervals. Study variables cover attitudes, school performance, and activities of the eighth-grade students. In addition to direct…
Descriptors: Academic Achievement, Cohort Analysis, Educational Environment, Elementary Education
Rock, Donald A.; And Others – 1985
The Educational Testing Service (ETS) was contracted by the National Center for Education Statistics to investigate changes in tested achievement using cross-sectional comparisons between the 1972 National Longitudinal Study (NLS) seniors and the 1980 High School and Beyond (HSB) senior cohort. The ETS is also responsible for estimating the extent…
Descriptors: Achievement Tests, Cohort Analysis, Comparative Testing, Ethnicity


