Tuition at American private universities: The following table shows the average yearly tuition and required fees, in dollars, charged by American private universities in the school year beginning in...

Tuition at American private universities: The following table shows the average yearly tuition and required fees, in dollars, charged by American private universities in the school year beginning in the given year.

a. Show that these data can be modeled by a linear function, and find its formula.

b. Plot the data points and add the graph of the linear formula you found in part a.

c. What prediction does this formula give for average tuition and fees at American private universities for the academic year beginning in 2010?