Dr Jackson's Research Has Found That the Correlation Between IQ

Multiple Choice

Dr. Jackson's research has found that the correlation between IQ and head circumference is +.10. From this information, we can conclude that

A) people with large heads have a higher IQ than people with small heads.
B) there is a weak relationship between head size and IQ.
C) people with small heads tend to have a higher IQ than people with large heads.
D) head circumference is an important predictor of IQ.