The following table reports the price, horsepower, and ¼-mile speed for 16 popular sports and GT cars.

a. Find the estimated regression equation, which uses price and horsepower to predict ¼-mile speed.
b. Plot the standardized residuals against y. Does the residual plot support the assumption about e? Explain.
c. Check for any outliers. What are your conclusions?

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Sports & GT Car Horsepower 7 Chevrolet Camaro Z28 Chevrolet Corvette Convertible Dodge Viper RT/10 Honda Prelude Type SH Mercedes-Benz CLK320 Mercedes-Benz SLK230 Mitsubishi 3000GT VR-4 Nissan 240SX SE Pontiac Firebird Trans Am Toyota Supra Turbo