Which of the following relationships is most likely to result in a strong negative correlation?
a. The number of people showering in a college dorm and the water pressure in each shower.
b. The outdoor temperature and the number of fans running in non-air conditioned dorm rooms.
c. The comfort rating of a mattress and the number of hours of uninterrupted sleep obtained.
d. The price of a home and its square footage.
e. The fuel efficiency of a car (miles per gallon) and its speed.
Answer: a. The number of people showering in a college dorm and the water pressure in each shower.