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| Irvine, David J. | 2 |
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Peer reviewedHick, Thomas L.; Irvine, David J. – Multiple Linear Regression Viewpoints, 1978
Historical regression uses the assumption that without intervention, growth at post-test will proceed at the same rate as at pre-test. Several methods of historical regression are compared with an illustrative example. (JKS)
Descriptors: Academic Achievement, Achievement Gains, Compensatory Education, Elementary Secondary Education
Download full textHick, Thomas L.; Irvine, David J. – 1978
To eliminate maturation as a factor in the pretest-posttest design, pretest scores can be converted to anticipate posttest scores using grade equivalent scores from standardized tests. This conversion, known as historical regression, assumes that without specific intervention, growth will continue at the rate (grade equivalents per year of…
Descriptors: Academic Achievement, Achievement Gains, Elementary Education, Grade Equivalent Scores
Hick, Thomas L.; And Others – 1977
As part of a longitudinal study of the New York State Experimental Prekindergarten Program (PreK), several measures were administered to the four-year-old children in the fall of 1975 and to a sample of the same children in the spring of 1976. Analyses of covariance were carried out on three measures of cognitive development with one of five…
Descriptors: Age Differences, Analysis of Covariance, Cognitive Development, Cognitive Tests
