Description
Characteristics of cars from 1991
Format
A data frame with 82 observations on the following 5 variables.
Details
Although this is a popular dataset, there is some question as to the units of the fuel efficiency. The source claims it to be in miles per gallon, but the numbers reported seem unrealistic. However, the units do not appear to be in km/gallon or km/L.
References
R.M. Heavenrich, J.D. Murrell, and K.H. Hellman, Light Duty Automotive
Technology and Fuel Economy Trends Through 1991, U.S. Environmental Protection
Agency, 1991 (EPA/AA/CTAB/91-02)