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Unformatted text preview: Management assumes that annual rainfall is the primary determinant of umbrella sales, and it wants to generate a linear regression equation to estimate potential sales in other cities. Given the data below, (1)what is the regression equation? (2) if rainfall is 50 inches, what is the predicted sales? Rainfall Sales City A 36 in. 2300 City B 30 in. 2000 City C 12 in. 800...
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- Spring '08