A linear model shows that the relationship between the number of grocery items purchased and the total cost of the
grocery bill has a correlation coefficient of 0.97.
Which statement about the variables is true?
A Purchasing more items causes a higher cost of the grocery bill.
B. If a grocery bill has a higher cost, then more items must have been purchased.
C. There is no relationship between the number of items purchased and the total cost of the grocery bill.
D. There is a strong relationship between the number of items purchased and the total cost of the grocery bill.