Recent research using MRI suggests that the correlation between overall brain volume and IQ scores is approximately
A).40.
B)-.40.
C).20.
D).60.

Question

Quizplus · Accepted Answer

Recent research using MRI has shown that there is a positive correlation of approximately 0.40 between overall brain volume and IQ scores. This suggests that, on average, individuals with larger brain volumes tend to have higher IQ scores, although this is a moderate correlation and not a perfect one.

Recent Research Using MRI Suggests That the Correlation Between Overall