A scientist wants to find out if there is empirical evidence for a relationship between caffeine and aggressive behavior.She would
A)interview people to get their opinions.
B)correlate newspaper accounts and the types of beverages consumed.
C)test the idea by conducting an experiment.
D)gather the opinions of experts in the fields of neurology and sociology.

Question

Quizplus · Accepted Answer

Conducting an experiment would provide the most reliable empirical evidence to determine if there is a relationship between caffeine and aggressive behavior. Interviews and expert opinions would provide subjective opinions and correlating newspaper accounts would not necessarily establish causation.

A Scientist Wants to Find Out If There Is Empirical