Mpg Codebook
In the text version of the dataset, the variables are in columns in the order: mpg, cylinders, displacement, horsepower, weight, acceleration, modelyear, origin. Of course, in the workfile version, the data are in alphabetical order.
| Variable | Meaning |
| mpg | fuel efficiency in miles per gallon |
| acceleration | time to go from 0 to 60 miles per hour in seconds |
| cylinders | number of cylinders in the engine |
| displacement | overall "size" of the cylinders (related to power of engine) |
| horsepower | maximum horsepower engine can generate |
| modelyear | the model year of the car |
| origin | one for domestic, other for import |
| weight | weight of the car in pounds |