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, and Marathon) located in 11 metropolitan areas across the upper Midwest region (OthioGas Prices.com website, March 18, 2012). Click on the datafile logo to reference the data. DATA file Metropolitan Area Shell BP Marathon Akron, Ohio 3.77 3.83 3.78 Cincinnati, Ohio 3.72 3.83 3.87 Cleveland, Ohio 3.87 3.85 3.89 Columbus, Ohio 3.76 3.77 3.79 Ft Wayne, Indiana 3.83 3.84 3.87 Indianapolis, Indiana 3.85 3.84 3.87 Lansing, Michigan 3.93 4.04 3.99 Lexington, Kentucky 3.79 3.78 3.79 Louisville, Kentucky 3.78 3.84 3.79 Muncie, Indiana 3.81 3.84 3.86 Toledo, Ohio 3.69 3.83 3.86 Use a = .05 to test for any significant difference in the mean price of gasoline for the three brands. If required, round your answers to four decimal places. If your answer is zero enter "O". Source of SS MS F variation P-value F crit (to 4 (to 4 (to 4 decimals) (to 4 df decimals) decimals) decimals) decimals) Rows 0.1080 10 0.0108 0.0000 2.3478 Columns 2 X 3.4928 Error 0.0012 Total 32 (to 4 20 The p-value corresponding to Columns is What is your conclusion? Conclude that there is a significant difference in the mean price for the three brands