Question 15 of 10

Forced to choose, about 60% of men say sexual infidelity would distress them most against 17% of women. Ask people to rate both separately — how big is the gap then?

Small. Roughly 88% overlap.

Sagarin et al. (2012), 45 independent samples. The effect survives continuous measurement but at g* ≈ 0.31. The shape of the question manufactures the size of the difference.

Source: peer-reviewed or nationally representative survey

Nine more questions, every answer from published research. You are scored on how far off you were and in which direction — never on how many you got right.