What Fraction of the Variation Among IQ Scores Is Attributable

question 22

Multiple Choice

What fraction of the variation among IQ scores is attributable to genetic differences among people?

• A) 0.1
• B) 0.3
• C) 0.5
• D) 0.7
• E) 0.9

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Definitions:

Brain Connectome

Map of the complete structural and functional fiber pathways of the human brain in vivo.

Fiber Pathways

Bundles of neuronal axons within the nervous system that transmit information between different areas of the brain or body.

Insular Cortex

A region of the brain's cerebral cortex involved in diverse functions including perception, self-awareness, and regulating the body's homeostasis.

Right Parietal

The right parietal lobe is a region in the brain involved in processing spatial orientation, recognition, and movement coordination, contributing to our understanding of our environment.