Perform the regression and write the estimated regression equation. Do the coefficient signs agree with your a priori expectations? (Round your answers to 4 decimal places.) Expicture Click here for the Excel Data Set A Mileage and Other Characteristics of Randomly Selected Vehicles (n = 73, k = 4) Obs Vehicle CityMPG Length Width Weight Man Tran 1 Acura TL 20 109.3 74.0 3,968 2 Audi A5 22 108.3 73.0 3,583 3 BMW 4 Series 4281 22 182.6 71.9 3,470 71 Volkswagen Passat SE 24 191.6 72.2 3,230 72 Volvo 560 75 21 182.2 73.4 3,528 73 Volvo XC90 27 189.3 76.2 4, 667 V= - length - width - Weight - Man Tran