3. Two-point data set: (6,11) and (14,11). Select each point that, if added as * 1 point
a third point, would give the data set a linear correlation coefficient r such
that 0 *hint: use a calculator to determine r values for each point
(10,11)
(15,15)
(16,9)
(20,12)
4. The relationship between the number of oil changes per year c to the cost