A regression analysis was done on 81 different SUV vehicles. The variables analy

Question

A regression analysis was done on 81 different SUV vehicles. The variables analyzed Included are the average gas mileage in miles per gallon (Average MPG) and the engine size in liters (Engine Size). The average miles per gallon is a weighted average of city and highway driving to reflect a 40/60 percent split. The estimated regression equation is: Average MPG 27.654-2.114 Engine Size R-squared 4615 Based on this result, the correlation between Average MPG and Engine Size is ? .4615 SQRTL4615) 1, since the relationship between Average MPG and Engine size is positive SQRTI4615) -1, since the relationship between Average MPG and Engine size is negative Cannot be determined from the data given Next No new data to save. Last checked at 8:31pm Submit Quiz G Search or type URL 4 5 6 7 8

Explanation / Answer

Option B) is correct.

SQRT(0.4615)*1 Since the relationship between Average MPG and Engine size is positive.

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