car.test.frame

The <code>car.test.frame</code> data frame has 60 rows and 8 columns,
 giving data on makes of cars taken from the April, 1990 issue of
 Consumer Reports. This is part of a larger dataset, some
 columns of which are given in <code>cu.summary</code>.

datasets

Recursive partitioning for classification,
regression and survival trees.  An implementation of most of the
functionality of the 1984 book by Breiman, Friedman, Olshen and Stone.

Beth Atkinson

rpart

Recursive Partitioning and Regression Trees

Terry Therneau

Brian Ripley

car.test.frame function

This data frame contains the following columns:<dl>
<dt><code>Price</code></dt>
<dd>a numeric vector giving the list price in US dollars of a standard model</dd><dt><code>Country</code></dt>
<dd>of origin, a factor with levels
<samp>France</samp>, 
<samp>Germany</samp>, 
<samp>Japan</samp> ,
<samp>Japan/USA</samp>, 
<samp>Korea</samp>,
<samp>Mexico</samp>,
<samp>Sweden</samp> and
<samp>USA</samp></dd><dt><code>Reliability</code></dt>
<dd>a numeric vector coded <code>1</code> to <code>5</code>.</dd><dt><code>Mileage</code></dt>
<dd>fuel consumption miles per US gallon, as tested.</dd><dt><code>Type</code></dt>
<dd>a factor with levels
<code>Compact</code> 
<code>Large</code> 
<code>Medium</code> 
<code>Small</code> 
<code>Sporty</code> 
<code>Van</code></dd><dt><code>Weight</code></dt>
<dd>kerb weight in pounds.</dd><dt><code>Disp.</code></dt>
<dd>the engine capacity (displacement) in litres.</dd><dt><code>HP</code></dt>
<dd>the net horsepower of the vehicle.</dd>
</dl>

Format

Automobile Data from 'Consumer Reports' 1990 — car.test.frame

This data frame contains the following columns:<dl>
<dt><code>Price</code></dt>
<dd>a numeric vector giving the list price in US dollars of a standard model</dd>

<dt><code>Country</code></dt>
<dd>of origin, a factor with levels
<samp>France</samp>, 
<samp>Germany</samp>, 
<samp>Japan</samp> ,
<samp>Japan/USA</samp>, 
<samp>Korea</samp>,
<samp>Mexico</samp>,
<samp>Sweden</samp> and
<samp>USA</samp></dd>

<dt><code>Reliability</code></dt>
<dd>a numeric vector coded <code>1</code> to <code>5</code>.</dd>

<dt><code>Mileage</code></dt>
<dd>fuel consumption miles per US gallon, as tested.</dd>

<dt><code>Type</code></dt>
<dd>a factor with levels
<code>Compact</code> 
<code>Large</code> 
<code>Medium</code> 
<code>Small</code> 
<code>Sporty</code> 
<code>Van</code></dd>

<dt><code>Weight</code></dt>
<dd>kerb weight in pounds.</dd>

<dt><code>Disp.</code></dt>
<dd>the engine capacity (displacement) in litres.</dd>

<dt><code>HP</code></dt>
<dd>the net horsepower of the vehicle.</dd>


</dl>

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car.test.frame: Automobile Data from 'Consumer Reports' 1990

Description

Usage

Arguments

Format

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Examples