Analytical challenges of testing hypotheses of agreement and discrepancy: Comment on Campione-Barr, Lindell, and Giron (2020).
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DOI: 10.1037/dev0000763
Abstract: Researchers are often inclined to test agreement or discrepancy hypotheses using difference scores. This commentary explains 2 mathematical-statistical principles underlying associations with difference scores and 2 conceptual-interpretation problems that make difference scores inappropriate for testing… read more here.
Keywords: agreement; testing hypotheses; difference scores; agreement discrepancy ... See more keywords