Professor Jacobs Believes That Sleep Deprivation Is Related to Conflicts

Professor Jacobs believes that sleep deprivation is related to conflicts between roommates. He collects data on the number of hours of sleep and the number of roommate conflicts for a group of college students over the course of a month. He obtains a correlation coefficient of
+0) 75. What can he conclude?

A) Seventy-five percent of the conflicts he investigated were not related to sleep deprivation.
B) Sleep deprivation is associated with fewer conflicts.
C) Sleep deprivation is associated with more conflicts.
D) Sleep and conflict were not related.