| auto {corrgram} | R Documentation |
Statistics of 1979 automobile models
Description
Statistics for 74 automobiles in the 1979 model year as sold in the US.
Usage
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.
Details
The data is from various sources, primarily Consumer Reports, April, 1979, and the United States government EPA statistics on fuel consumption.
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.
Examples
corrgram(auto[, -c(1:2)])