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Curtis, Ervin W. – Educational and Psychological Measurement, 1985
A new approach to partialling components is used. Like conventional partialling, this approach orthogonalizes variables by partitioning the scores or observations. Unlike conventional partialling, it yields a common component and two unique components. (Author/GDC)
Descriptors: Correlation, Multivariate Analysis, Orthogonal Rotation, Predictive Validity
Peer reviewed Peer reviewed
Boyer, John E., Jr.; And Others – Journal of Educational Statistics, 1983
New tests for comparing the strength of association between a variable and each of two potential predictor variables are proposed and compared to an existing test in a simulation study. Recommendations for use are made. (Author/JKS)
Descriptors: Correlation, Hypothesis Testing, Nonparametric Statistics, Predictive Validity
Miller, Douglas E.; Kunce, Joseph T. – Measurement and Evaluation in Guidance, 1973
An empirical study of statistical overkill investigated the generalizability of multiple regression equations as a function of the subject/variable ratio. Data from various-sized groups of rehabilitation clients were used to develop the equations. Findings showed that equations developed on samples with less than a 10 to 1 ratio failed to…
Descriptors: Generalization, Multiple Regression Analysis, Prediction, Predictive Validity
Murrow, Wayne – 1972
The purpose of this study was to generate descriptive statistical estimates regarding the expected proportion of occurrence of each of the PROANA 5 (Process Analysis) variables (line usage, clique group, detrimental clique group, leadership, and dominance) in small group communication. A second purpose was to determine the expected pattern of…
Descriptors: Communication (Thought Transfer), Group Dynamics, Interaction Process Analysis, Predictive Validity
Peer reviewed Peer reviewed
Sawyer, Richard – Journal of Educational Statistics, 1982
Rules are given for estimating accuracy of predictions based on a multiple regression equation. Formulas for moments of distribution and other parameters are noted. The approximate inflation in mean absolute error due to estimating the regression coefficients is a function of the base sample size and number of predictors. (DWH)
Descriptors: Colleges, Estimation (Mathematics), Multiple Regression Analysis, Predictive Validity
Rounds, James B., Jr.; Dawis, Rene V. – 1975
The report is concerned with the feasibility of matching people and jobs as proposed by the Theory of Work Adjustment; according to the third proposition of this theory, satisfaction is a function of the correspondence between the reinforcer system of the work environment and the individual's needs, with certain qualification. In the study, the…
Descriptors: Career Guidance, Job Placement, Job Satisfaction, Need Gratification
Suppes, P.; And Others – 1973
From some simple and schematic assumptions about information processing, a stochastic differential equation is derived for the motion of a student through a computer-assisted elementary mathematics curriculum. The mathematics strands curriculum of the Institute for Mathematical Studies in the Social Sciences is used to test: (1) the theory and (2)…
Descriptors: Computer Assisted Instruction, Deafness, Elementary School Mathematics, Handicapped Children
Forest, Robert F. – 1978
The purpose of the study was to compare the undergraduate grade point average with the graduate index to ascertain whether the former could be used as a predictor of graduate success for students in the Leadership-Administration Emphasis, with an eye to using it in the graduate admissions process. Data on the 60 students enrolled in the program…
Descriptors: Admission Criteria, Comparative Analysis, Education Majors, Educational Administration
Segel, David – Office of Education, United States Department of the Interior, 1934
The great growth in college enrollments, the changes in the availability of positions for college graduates, and the development in the science of testing go hand-in-hand in making the problem of the prediction of college success of greater importance than ever before. This bulletin brings the attention of educators upon the work which has been …
Descriptors: Academic Achievement, Prediction, Guidance, College Freshmen