The table lists the average cost (in dollars) of tuition and fees at public four-year colleges for selected years. (Source: The College Board)

(a) Find the least-squares regression line for the data. Give the correlation coefficient.
(b) Use this line to predict the average annual cost of tuition and fees in 2007.

Question

The table lists the average cost (in dollars) of tuition and fees at public four-year colleges for selected years. (Source: The College Board)
  
(a) Find the least-squares regression line for the data. Give the correlation coefficient.
(b) Use this line to predict the average annual cost of tuition and fees in 2007.

Quizplus · Accepted Answer

The Answer of The table lists the average cost (in dollars) of tuition and fees at public four-year colleges for selected years. (Source: The College Board)
  
(a) Find the least-squares regression line for the data. Give the correlation coefficient.
(b) Use this line to predict the average annual cost of tuition and fees in 2007.

The Table Lists the Average Cost (In Dollars) of Tuition