Since Exercises use real data, they are best answered with technology.College Enrollments...

Since Exercises use real data, they are best answered with technology.

College Enrollments Figure gives enrollment (in millions) in public colleges in the United States for certain years.

(Source: U.S. Dept. of Education)

(a) Use the method of least squares to obtain the straight line that best fits these data.

(b) Estimate the enrollment in 2005.

(c) If the trend determined by the straight line in part (a) continues, when will the enrollment reach 17 million?

Figure College Enrollment.