A Researcher Discovers a Correlation of

Multiple Choice

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