Extreme Groups Designs and the Calculation of Statistical Power.

Borich, Gary D.; Godbout Robert C.

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Peer reviewed

ERIC Number: EJ108410

Record Type: CIJE

Publication Date: 1974

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Abstractor: N/A

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Extreme Groups Designs and the Calculation of Statistical Power

Borich, Gary D.; Godbout Robert C.

Educational and Psychological Measurement, 34, 3, 663-75, F 74

Threedifferent statistical procedures for identifying aptitude-treatment interactions are discussed: (1) treatment x blocks analysis of variance (2) homogeneity of groups regressions and (3) extreme groups analysis. (Author)

Descriptors: Analysis of Variance, Aptitude Treatment Interaction, Computer Programs, Hypothesis Testing, Power (Statistics), Research Methodology, Statistical Significance

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