Annual high temperatures in a certain location have been tracked for several years. Let Xrepresent the year and Y the high temperature. Based on the data shown below, calculate the regression line (each value to two decimal places). y = x + x y 5 25.45 6 25.48 7 30.41 8 33.84 9 36.27 10 36.7 11 42.13 12 45.86 13 46.49 14 50.42 15 52.75 16 57.58 17 57.81 18 62.44

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Annual high temperatures in a certain location have been tracked for several years. Let Xrepresent the year and Y the high temperature. Based on the data shown below, calculate the regression line (each value to two decimal places).

y = x +

x y
5 25.45
6 25.48
7 30.41
8 33.84
9 36.27
10 36.7
11 42.13
12 45.86
13 46.49
14 50.42
15 52.75
16 57.58
17 57.81
18 62.44

 

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