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djcb comments on Low legibility of Cognitive Reflection Test dramatically improves performance? - Less Wrong Discussion

12 Post author: uzalud 08 November 2011 09:46AM

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Comment author: djcb 08 November 2011 01:44:38PM 7 points [-]

Maybe it's this paper: http://web.princeton.edu/sites/opplab/papers/Diemand-Yauman_Oppenheimer_2010.pdf

From the abstract:

Previous research has shown that disfluency – the subjective experience of difficulty asso- ciated with cognitive operations – leads to deeper processing. Two studies explore the extent to which this deeper processing engendered by disfluency interventions can lead to improved memory performance. Study 1 found that information in hard-to-read fonts was better remembered than easier to read information in a controlled laboratory setting. Study 2 extended this finding to high school classrooms. The results suggest that superficial changes to learning materials could yield significant improvements in educational outcomes.

Comment author: uzalud 08 November 2011 02:46:58PM 2 points [-]

Thanks! I've followed references and I think I have the original paper: http://pages.stern.nyu.edu/~aalter/intuitive.pdf

We recruited 40 Princeton University undergraduate volunteers at the student campus center to complete the three-item CRT (Frederick, 2005). Participants were seated either alone or in small groups, and the experimenter ensured that they completed the questionnaire individually. Those in the fluent condition completed a version of the CRT written in easy-to-read black Myriad Web 12-point font, whereas participants in the disfluent condition completed a version of the CRT printed in difficult-to-read 10% gray italicized Myriad Web 10-point font. Participants were randomly assigned to complete either the fluent or the disfluent version of the CRT (...) As predicted, participants answered more items on the CRT correctly in the disfluent font condition ... Whereas 90% of participants in the fluent condition answered at least one question incorrectly, only 35% did so in the disfluent condition.