Table 1.
Effect sizes in prior studies.
Table 2.
Experimental Design.
Fig 1.
The relative frequency of under- and overconfident judgments for absolute (ap) and relative (rp) performance and their standard errors (N = 213).
Fig 2.
Absolute overconfidence across experimental groups, means, and standard errors (N = 213).
Fig 3.
Relative overconfidence across experimental groups, means, and standard errors (N = 213).
Table 3.
Robustness Checks (N = 213).
Table 4.
Means and standard errors for relative overconfidence based on randomly chosen opponent answers (N = 213).
Table 5.
Results for relative overconfidence based on randomly chosen opponent answers (N = 213).