11. The data pairs (x, y) give U.S. average annual public college tuition y (in dollars) x years after 1997. (0, 2271), (1, 2360), (2, 2430), (3, 2506), (4, 2562), (5, 2727), (6, 2928) a) Find the best-fitting line for the data by plugging the info into the table on your calculator and doing a STATPLOT. b) Write the value of r. What is the meaning of your r value?

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A:

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