Suppose you investigate the relationship between college grades and time spent on Facebook and discover that the correlation is -.71. What does this tell you?
A)longer times spent on Facebook are related to higher grades
B)longer times spent on Facebook are related to lower grades
C)to improve your grades, get off of Facebook
D)time spent on Facebook really doesn't have anything to do with grades

Question

Quizplus · Accepted Answer

A correlation of -.71 indicates a strong negative relationship, meaning that as time spent on Facebook increases, college grades tend to decrease.

Suppose You Investigate the Relationship Between College Grades and Time