Kuiper (2008) collected data on Kelly Blue Book resale data for 804 GM cars (2005 model year).


Kuiper, S. (2008). Introduction to Multiple Regression: How Much Is Your Car Worth?, Journal of Statistics Education, Vol. 16 http://jse.amstat.org/jse_archive.htm#2008.



data frame of the suggested retail price (column Price) and various characteristics of each car (columns Mileage, Cylinder, Doors, Cruise, Sound, Leather, Buick, Cadillac, Chevy, Pontiac, Saab, Saturn, convertible, coupe, hatchback, sedan and wagon)