Which of the Following Explanations for Racial Differences in Intelligence

question 190

Multiple Choice

Which of the following explanations for racial differences in intelligence is best supported by research evidence?

• A) Jensen's heritability theory
• B) cultural bias in IQ tests
• C) cultural disadvantage
• D) Watson's differential conditioning theory

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Definitions:

Cochlea

A spiral-shaped, fluid-filled inner ear structure that plays a key role in the process of hearing by converting sound waves into nerve impulses.

Retina

The light-sensitive layer of tissue at the back of the inner eye that converts light images into neural signals sent to the brain.

Optic Disk

Area of the retina where the optic nerve exits the retina; lacks photoreceptors and so causes a blind spot.

Optic Pit

A small depression in the optic disc where nerve fibers exit the eye, contributing to the blind spot.