auto {corrgram}R Documentation

Statistics of 1979 automobile models

Description

The data give the following statistics for 74 automobiles in the 1979 model year as sold in the US.

Usage

data(auto)

Format

A data frame with 74 observations on the following 14 variables.

Model
Make and model of car.
Origin
a factor with levels A E J
Price
Price in dollars.
MPG
Miles per gallon.
Rep78
Repair record for 1978 on 1 (worst) to 5 (best) scale.
Rep77
Repair record for 1978 on 1 to 5 scale.
Hroom
Headroom in inches.
Rseat
Rear seat clearance in inches.
Trunk
Trunk volume in cubic feet.
Weight
Weight in pounds.
Length
Length in inches.
Turn
Turning diameter in feet.
Displa
Engine displacement in cubic inches.
Gratio
Gear ratio for high gear.

Source

This data frame was created from http://euclid.psych.yorku.ca/ftp/sas/sssg/data/auto.sas.

References

Originally published in Chambers, Cleveland, Kleiner, and Tukey, Graphical Methods for Data Analysis, 1983, pages 352-355.

The data is from various sources, primarily Consumer Reports, April, 1979, and the United States government EPA statistics on fuel consumption.

Examples

data(auto)
## maybe str(auto) ; plot(auto) ...

[Package corrgram version 0.1 Index]