To help determine how many beers to stock the concession manager at Yankee Stadium wanted to know how the temperature affected beer sales. Accordingly, she took a sample of 10 games and recorded the number of beers sold and the temperature in the middle of the game.

a. Compute the coefficients of the regression line.
b. Interpret thecoefficients.

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Temperature 8068 78 79 87 Number of beers 20,533 1,439 13,829 21,286 30,985 Temperature 7486 92 77 84 Number of beers 17,187 30,240 37,596 9,610 28,742