A group of high IQ students are found to have larger brains than a group of low IQ students.From this we can conclude that
A) IQ is largely determined by genetics and biology.
B) IQ is largely determined by environment.
C) IQ is determined by both genetics and environment.
D) None of the above can be concluded from this finding.

Question

Quizplus · Accepted Answer

The finding only shows a correlation between brain size and IQ, but it does not establish causation or the extent to which genetics or environment contribute to IQ.

A Group of High IQ Students Are Found to Have