The table shows the advertised horsepower ratings and expected gas mileage for several 2012 vehicles as reported by Kelley Blue Book.


Vehicle Horsepower Gas Mileage (MPG)
Acura MDX

Chevy Sonic

Porsche Panamera

Lincoln MKS

Subaru Impreza

Mazda 5

Honda Civic

Ford Flex

Toyota FJ Cruiser

Nissan 370Z

Fiat 500

GMC Acadia

Chevy Silverado 1500

Toyota Tacoma

Ford Expedition



The linear function
can be fit to the scatter plot below. The residual plot is also shown.





Complete the statement.
Using the model, the predicted gas mileage for the Toyota Tacoma is

so the residual value for this vehicle is