When Ian Deary and His Colleagues Retested 80-Year-Old Scots,using an Intelligence

question 56

Multiple Choice

When Ian Deary and his colleagues retested 80-year-old Scots,using an intelligence test the Scots had taken as 11-year-olds,the correlation of their scores across seven decades was

• A) -.16.
• B) +.06.
• C) +.16.
• D) +.66.

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Definitions:

Cerebrum

The upper part of the brain consisting of the two hemispheres and the structures that connect them.

Upper Part

The higher section or portion of an object, area, or body.

Cortex

The outer layer of the cerebrum of the mammalian brain, involved in higher brain functions such as thought and action.

Thalamus

A brain structure that processes and relays sensory information to the appropriate areas of the brain.