Question

Suppose the correlation coefficient between a baby’s weight and the number of coffee shops in Plumville is 0.87. Which statement must be true?

A. As the baby gains weight, the number of coffee shops tends to decrease.
B. As the baby gains weight, the number of coffee shops tends to increase.
C. The baby’s weight gain causes people to open more coffee shops.
D. Having more coffee shops around causes the baby to gain weight.