The price drivers pay for gasoline often varies a great deal across regions throughout the United States. The following data show the price per gallon for regular gasoline for a random sample of gasoline service stations for three major brands of gasoline (Shell, BP, an Marathon) located in eleven metropolitan areas across the upper Midwest region (OhioGasPrices.com website, March 18, 2012). Click on the datafile logo to reference the data. DATA file Metropolitan Area Shell ВР Marathon 3.77 3.72 3.87 3.76 3.83 3.85 3.93 3.79 3.78 3.83 3.83 3.85 3.77 3.78 3.87 3.89 3.79 Akron, Ohio Cincinnati, Ohio Cleveland, Ohio Columbus, Ohio Ft. Wayne, Indiana Indianapolis, Indiana Lansing, Michigan Lexington, Kentucky Louisville, Kentucky Muncie, Indiana Toledo, Ohio 3.84 3.84 4.04 3.78 3.84 3.84 3.83 3.87 3.87 3.99 3.79 3.79 3.86 3.86 3.81 3.69 Jse a = .05 to test for any significant difference in the mean price of gasoline for the three brands. Round SS to 6 decimals, MS to 6 decimals, F to 2 decimals and p to 3 decimals, if necessary. If your answer is zero, enter "0". Source DF MS Metropolitan Area 10 0.108010 0.010801 8.30 0.000 Brand 2 6.58 0.006 Error 20 0.026040 0.001302 Total 32 0.149886

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