Net sales. A linear regression model for the net sales data in Table 11 is S = 30....

Net sales. A linear regression model for the net sales data in Table 11 is

S = 30.7t + 128

where S is net sales and t is time since 2000 in years.

(A) Draw a scatter plot of the data and a graph of the model on the same axes.

(B) Predict Wal-Mart's net sales for 2017.