It is argued that the experiment carried out by Bross et al is not a valid test of assimilation theory because they confuse a graphic representation of a construct with the construct itself and assume that changing the former will alter the latter.
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References
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PresseyA WButchardNScrivnerL, 1971“Assimilation theory and the Ponzo illusion: Quantitative predictions”Canadian Journal of Psychology25486–497
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