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. Author manuscript; available in PMC: 2017 Aug 1.
Published in final edited form as: J Exp Psychol Gen. 2016 Jun 23;145(8):1049–1061. doi: 10.1037/xge0000183

Table 1.

Average trivia task accuracy and reaction time for older and younger adults. Standard deviations reported in parentheses.

First Trivia Attempt
Accuracy Reaction Time
First Trivia Background YA OA YA OA
Silence .52 (.10) .51 (.16) 5153 (849) 5921 (661)
2 songs .57 (.11) .57 (.15) 4839 (844) 5483 (710)
4 songs .50 (.10) .61 (.10) 5412 (640) 5806 (783)
Total .53 (.10) .55 (.15) 5135 (797) 5742 (721)
Bias Type Second Trivia Attempt
Overestimated .86 (.08) .84 (.14) 2693 (543) 4207 (1073)
Underestimated .89 (.09) .82 (.12) 3179 (782) 3766 (890)
Total .88 (.06) .82 (.13) 2922 (701) 4060 (1024)

1 OA participant removed for failing to switch from puzzle to trivia task.