Tourism: The number, in millions, of tourists who visited the United States from overseas is given in the following table. a. Plot the data. b. Find the equation of the regression line and add its...

Tourism: The number, in millions, of tourists who visited the United States from overseas is given in the following table.

a. Plot the data.

b. Find the equation of the regression line and add its graph to your data plot. (Round the regression line parameters to two decimal places.)

c. Explain in practical terms the meaning of the slope.

d. Express, using functional notation, the number of tourists who visited the United States in 2001, and then estimate that value. The actual number was 21.83 million. Can you explain the difference?