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Means (and standard deviations) across participant pools for athleticism, height, weight, and erect and flaccid penis size.
| Low monetary rewards | High monetary rewards | F statistic | |
|---|---|---|---|
| Athleticism (1–9) | 5.24 (1.63) | 5.17 (1.72) | 0.08 |
| Height (cm) | 182.10 (8.54) | 182.33 (5.92) | 0.04 |
| Weight (kg) | 81.74 (16.16) | 81.46 (14.82) | 0.01 |
| Erect penis size (cm) | 18.55 (4.35) | 17.10 (1.96) | 7.01** |
| Flaccid penis size (cm) | 12.18 (4.65) | 10.78 (2.53) | 5.39* |
*p < 0.05, **p < 0.01.
