Effect Sizes in Experimental Consumer Psychology Are Underestimated: Introducing a Simple Correction

Effect sizes in experimental consumer psychology are systematically underestimated because the dominant estimation strategy ignores the ‘reliability’ of the experimental manipulation (i.e., the squared correlation between manipulation and independent variable). It is shown how to correct for this bias in published articles even when raw data are not available.


Walter Herzog and Christopher Beisecker (2020) ,"Effect Sizes in Experimental Consumer Psychology Are Underestimated: Introducing a Simple Correction", in NA - Advances in Consumer Research Volume 48, eds. Jennifer Argo, Tina M. Lowrey, and Hope Jensen Schau, Duluth, MN : Association for Consumer Research, Pages: 402-403.


Walter Herzog, WHU
Christopher Beisecker, WHU


NA - Advances in Consumer Research Volume 48 | 2020

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