We expect a car’s highway gas mileage to be related to its city gas mileage (in mpg). Data for all XXXXXXXXXX vehicles in the government’s 2016 Fuel Economy Guide give the regression line highway mpg=...

We expect a car’s highway gas mileage to be related to its city gas mileage (in mpg). Data for all 12091209 vehicles in the government’s2016 Fuel Economy Guide give the regression line

for predicting highway mileage from city mileage.

(a) What is the slope of this line? (Enter your answer rounded to three decimal places.)

 (b) What is the intercept? (Enter your answer rounded to three decimal places.)