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Teacher’s Corner: A Note on Interpreting an R² Value

University of Georgia

It is suggested that the standard traditional null hypothesis of ² = 0 be reconsidered in favor of ² = E(R²). The test of the latter hypothesis is discussed. Also discussed is an effect-size index that is the difference between an adjusted R² and E(R²).

Journal of Educational and Behavioral Statistics, Vol. 19, No. 4, 351-356 (1994)
DOI: 10.3102/10769986019004351


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