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regclass (version 1.5)

AUTO: AUTO dataset

Description

Characteristics of cars from 1991

Usage

data("AUTO")

Arguments

Format

A data frame with 82 observations on the following 5 variables.

Source

Data provided by the U.S. Environmental Protection Agency and obtained from the Data and Story library http://lib.stat.cmu.edu/DASL/Stories/carmpg.html

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)