Boston

The <code>Boston</code> data frame has 506 rows and 14 columns.

datasets

Functions and datasets to support Venables and Ripley,
"Modern Applied Statistics with S" (4th edition, 2002).

Brian Ripley

MASS

Support Functions and Datasets for Venables and Ripley's MASS

Bill Venables

Kurt Hornik

Albrecht Gebhardt

David Firth

Boston function

This data frame contains the following columns:
  <dl class="dl-horizontal">
    <dt><code>crim</code></dt><dd>
      per capita crime rate by town.
    </dd>
    <dt><code>zn</code></dt><dd>
      proportion of residential land zoned for lots over 25,000 sq.ft.
    </dd>
    <dt><code>indus</code></dt><dd>
      proportion of non-retail business acres per town.
    </dd>
    <dt><code>chas</code></dt><dd>
      Charles River dummy variable (= 1 if tract bounds river; 0 otherwise).
    </dd>
    <dt><code>nox</code></dt><dd>
      nitrogen oxides concentration (parts per 10 million).
    </dd>
    <dt><code>rm</code></dt><dd>
      average number of rooms per dwelling.
    </dd>
    <dt><code>age</code></dt><dd>
      proportion of owner-occupied units built prior to 1940.
    </dd>
    <dt><code>dis</code></dt><dd>
      weighted mean of distances to five Boston employment centres.
    </dd>
    <dt><code>rad</code></dt><dd>
      index of accessibility to radial highways.
    </dd>
    <dt><code>tax</code></dt><dd>
      full-value property-tax rate per \$10,000.
    </dd>
    <dt><code>ptratio</code></dt><dd>
      pupil-teacher ratio by town.
    </dd>
    <dt><code>black</code></dt><dd>
      $1000(Bk - 0.63)^2$ where $Bk$ is the proportion of blacks
      by town.
    </dd>
    <dt><code>lstat</code></dt><dd>
      lower status of the population (percent).
    </dd>
    <dt><code>medv</code></dt><dd>
      median value of owner-occupied homes in \$1000s.
    </dd>
  </dl>

Format


 — Boston

This data frame contains the following columns:
  <dl class='dl-horizontal'>
    <dt><code>crim</code></dt><dd>
      per capita crime rate by town.
    </dd>
    <dt><code>zn</code></dt><dd>
      proportion of residential land zoned for lots over 25,000 sq.ft.
    </dd>
    <dt><code>indus</code></dt><dd>
      proportion of non-retail business acres per town.
    </dd>
    <dt><code>chas</code></dt><dd>
      Charles River dummy variable (= 1 if tract bounds river; 0 otherwise).
    </dd>
    <dt><code>nox</code></dt><dd>
      nitrogen oxides concentration (parts per 10 million).
    </dd>
    <dt><code>rm</code></dt><dd>
      average number of rooms per dwelling.
    </dd>
    <dt><code>age</code></dt><dd>
      proportion of owner-occupied units built prior to 1940.
    </dd>
    <dt><code>dis</code></dt><dd>
      weighted mean of distances to five Boston employment centres.
    </dd>
    <dt><code>rad</code></dt><dd>
      index of accessibility to radial highways.
    </dd>
    <dt><code>tax</code></dt><dd>
      full-value property-tax rate per \$10,000.
    </dd>
    <dt><code>ptratio</code></dt><dd>
      pupil-teacher ratio by town.
    </dd>
    <dt><code>black</code></dt><dd>
      $1000(Bk - 0.63)^2$ where $Bk$ is the proportion of blacks
      by town.
    </dd>
    <dt><code>lstat</code></dt><dd>
      lower status of the population (percent).
    </dd>
    <dt><code>medv</code></dt><dd>
      median value of owner-occupied homes in \$1000s.
    </dd>
  </dl>

Boston:

Description

Usage

Arguments

Format