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Research Methodology2
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Analysis of Variance1
Correlation1
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Educational and Psychological…2
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Charter, Richard A.2
Feldt, Leonard S.1
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Averaging Internal Consistency Reliability Coefficients
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Feldt, Leonard S.; Charter, Richard A. – Educational and Psychological Measurement, 2006
Seven approaches to averaging reliability coefficients are presented. Each approach starts with a unique definition of the concept of "average," and no approach is more correct than the others. Six of the approaches are applicable to internal consistency coefficients. The seventh approach is specific to alternate-forms coefficients. Although the…
Descriptors: Reliability, Monte Carlo Methods, Research Methodology, Alternative Assessment
Practical Formulas of Strength of Association Measures.
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Charter, Richard A. – Educational and Psychological Measurement, 1982
Practical formulas for several analysis of variance (ANOVA) designs and models are presented which make it possible for readers to compute strength of association measures without the use of complete ANOVA tables. (Author/PN)
Descriptors: Analysis of Variance, Hypothesis Testing, Mathematical Formulas, Mathematical Models