Given the size of a humanʹs brain, x, and their score on an IQ test, y, would you expect a positive correlation, a negative correlation, or no correlation?
A)no correlation
B)positive correlation
C)negative correlation

Question

Quizplus · Accepted Answer

There is no consistent scientific evidence to suggest a direct correlation between the size of a human's brain (x) and their score on an IQ test (y). Factors such as brain efficiency, neural connections, and environmental influences play a more significant role in determining IQ than just brain size.

Given the Size of a Humanʹs Brain, X, and Their