cu.summary {rpart}R Documentation

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.

Arguments

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 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

Format

This data frame contains the following columns:

Source

Consumer Reports, April, 1990, pp. 235𤬐 quoted in

John M. Chambers and Trevor J. Hastie eds. (1992) Statistical Models in S, Wadsworth and Brooks/Cole, Pacific Grove, CA 1992, pp. 46㫇.

See Also

car.test.frame

Examples

data(cu.summary)
fit <- rpart(Price ~ Mileage + Type + Country, cu.summary)
plot(fit, compress=T)
text(fit, use.n=T)


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