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Griffore, Robert J.; Phenice, Lillian A.; Hsieh, Meng-Chuan – Journal of Research in Education, 2014
It is generally expected that funds invested in public instruction will strengthen pupil achievement. Similarly, it is expected that enrollments of young children in preschool education should lead to higher achievement. In a trend analysis, we examined three variables as predictors of grade 8 achievement in 2007: (1) state expenditures per…
Descriptors: Trend Analysis, Educational Finance, Academic Achievement, Public Education
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Drosler, Jan – Psychometrika, 1978
A method for incorporating decline over time of the predictive validity of scores into mental test theory is presented. The procedure utilizes concepts from multiple regression and analysis of repeated measures. (JKS)
Descriptors: Analysis of Variance, Multiple Regression Analysis, Predictive Validity, Psychometrics