What is the most consistently replicated cognitive sex difference?
The most consistently replicated cognitive sex difference is in visuospatial tasks, specifically three-dimensional mental rotation. The effect size for this difference is approximately d = 0.5–0.9, indicating a medium to large difference that appears early in childhood and persists across cultures.
✦
This is one answer. The complete system — the psychology, the biology, and the method — is in the book.
Read The Willpower Lie →Found an error? Let me know →