7. Construct a 99% prediction interval for the fuel efficiency of a compact sports sedan that costs $39,900. The regression equation is y = -0.414x + 37.147 based on the prices (in thousands of dollars) and fuel efficiencies (in miles per gallon) for nine compact sports sedans. (Round to four decimals) Price, x 37.2 40.8 29.7 33.7 37.5 32.7 39.2 37.3 31.6 Fuel 21 19 25 24 22 24 23 21 23 efficiency