2. Consumer Research magazine reported the following information on estimated gasoline consumption in liters per 100 km rating based on highway driving and the engine capacity in liters for 11 selected automobiles with manual transmissions. Car Model Estimated liters per 100 km of Engine Capacity highway driving (liters) Ferrari Testarossa 15.7 4.9 Ford Escort 7.6 1.8 Mazda 626 2.2 Nissan 300 ZX 9.8 3.0 Ford Taurus 9.0 3.0 Saturn SL 6.4 1.9 Honda Accord 8.1 2.2 Accura Integra 8.4 1.8 Toyota Tercel 6.7 1.5 Geo Metro LS 4.7 1.0 Lamborghini Diablo 16.8 4.7 Plot the data on the graph below. 1 of 5 BUS 336 Review a) Calculate the regression equation to predict gas consumption and plot it on the graph. b) Interpret the meaning of the slope and the y-intercept in the context of the business problem. C) Estimate the fuel consumption for a vehicle with an engine capacity of 4.5 liters. d) A vehicle has a fuel consumption of 12 liters per 100 km estimate the engine size using the regression equation. e) Calculate the coefficient of correlation. What does it mean? f) Calculate the coefficient of determination. What does it mean? Give some other factors that could explain fuel consumption