Use the data points representing Clothes-4-You shoe
sales, where x is the average temperature and y is the
number of shoes sold.
(5, 66), (8, 54), (11, 63), (18, 70), (24, 51), (32, 68),
(36, 60), (44, 73), (50, 55)
Is the sale of 90 shoes a reliable prediction when the
temperature is 80°F?
Yes, as input increases the output increases
Yes, as input increases the output decreases.
No, there's no association between the variables.
Can not be determined because it is an extrapolation.