A researcher discovers a correlation of +.87 between study time and GPA. What can be concluded?
A)if you study a lot, your GPA will go up
B)if you have a high GPA, you will be forced to study more to keep up
C)students who study a lot tend to have higher GPAs than those who don't study much
D)the underlying cause of the correlation is native intelligence

Question

Quizplus · Accepted Answer

A correlation of +.87 indicates a strong positive relationship between study time and GPA, meaning that generally, as study time increases, GPA tends to be higher. However, correlation does not imply causation, so we cannot conclude that studying more will directly cause a higher GPA.

A Researcher Discovers a Correlation of