Comment on "Statistical Power with Group Mean as the Unit of Analysis.".

Blair, R. Clifford; Higgins, James J.

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Peer reviewed

ERIC Number: EJ350193

Record Type: Journal

Publication Date: 1986

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Comment on "Statistical Power with Group Mean as the Unit of Analysis."

Blair, R. Clifford; Higgins, James J.

Journal of Educational Statistics, v11 n2 p161-69 Sum 1986

Barcikowski has provided tables for use in situations where means are to be used as the unit of analysis. This article argues that the conditions specified for use of these tables are not practical. It explicates a methodology for carrying out analyses based on group means. (Author/JAZ)

Descriptors: Analysis of Covariance, Analysis of Variance, Correlation, Effect Size, Estimation (Mathematics), Mathematical Models, Measurement Techniques, Power (Statistics), Statistical Significance, Statistical Studies

Publication Type: Journal Articles; Reports - Evaluative; Opinion Papers

Education Level: N/A

Audience: N/A

Language: English

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Author Affiliations: N/A