Ten people were chosen at random and surveyed. Their annual incomes (X) and the amounts of their annual charitable giving (Y) are both shown in the table below. Using technology, compute the correlation coefficient, r, and determine if there is a correlation between the variables.
A.
r 0.86 ; strong correlation

B.
r -0.86 ; weak correlation

C.
r -0.14 ; weak correlation

D.
r 0.14 ; strong correlation