Annual high temperatures in a certain location have been tracked for several years. Let ✗ represent the year and Y the high temperature. Based on the data shown below, calculate the correlation coefficient (to three decimal places) between X and Y. Use your calculator! r = y 5 10.78 6 9.41 7 10.74 8 8.87 9 9.7 10 10.23 11 7.66 12 8.09 13 7.72 14 7.35 15 6.78 16 4.81 17 3.34 18 5.27 19 6

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