R Dataset / Package rpart / cu.summary
On this R-data statistics page, you will find information about the cu.summary data set which pertains to Automobile Data from 'Consumer Reports' 1990. The cu.summary data set is found in the rpart R package. You can load the cu.summary data set in R by issuing the following command at the console data("cu.summary"). This will load the data into a variable called cu.summary. If R says the cu.summary data set is not found, you can try installing the package by issuing this command install.packages("rpart") and then attempt to reload the data with the library() command. If you need to download R, you can go to the R project website. You can download a CSV (comma separated values) version of the cu.summary R data set. The size of this file is about 6,046 bytes.
Automobile Data from 'Consumer Reports' 1990
Description
The cu.summary
data frame has 117 rows and 5 columns, giving data on makes of cars taken from the April, 1990 issue of Consumer Reports.
Usage
cu.summary
Format
This data frame contains the following columns:
Price
-
a numeric vector giving the list price in US dollars of a standard model
Country
-
of origin, a factor with levels Brazil, England, France, Germany, Japan, Japan/USA, Korea, Mexico, Sweden and USA
Reliability
-
an ordered factor with levels Much worse < worse < average < better < Much better
Mileage
-
fuel consumption miles per US gallon, as tested.
Type
-
a factor with levels
Compact
Large
Medium
Small
Sporty
Van
Source
Consumer Reports, April, 1990, pp. 235–288 quoted in
John M. Chambers and Trevor J. Hastie eds. (1992) Statistical Models in S, Wadsworth and Brooks/Cole, Pacific Grove, CA, pp. 46–47.
See Also
car.test.frame
, car90
Examples
fit <- rpart(Price ~ Mileage + Type + Country, cu.summary) par(xpd = TRUE) plot(fit, compress = TRUE) text(fit, use.n = TRUE)
Dataset imported from https://www.r-project.org.