A news article reports a negative correlation between brain size and self-esteem,which leads some people to conclude that larger brains lead to lower self-esteem.The main problem with this conclusion is that
A)the relationship between brain size and self-esteem may be due to a third variable,such as alcohol use.
B)causal inferences can only be made for really strong correlations.
C)this relationship is an illusory correlation.
D)the directionality of the relationship is unclear.

Question

Quizplus · Accepted Answer

The main problem with concluding that larger brains lead to lower self-esteem is that there may be a third variable, such as alcohol use or genetics, that is actually causing both larger brains and lower self-esteem. It is important to consider other variables and conduct further research before making any causal inferences.

A News Article Reports a Negative Correlation Between Brain Size