ships

Data frame giving the number of damage incidents and aggregate
  months of service by ship type, year of construction, and period of operation.

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

ships function

<dl class="dl-horizontal">
    <dt><code>type</code></dt><dd>
      type: <code>&quot;A&quot;</code> to <code>&quot;E&quot;</code>.
    </dd>
    <dt><code>year</code></dt><dd>
      year of construction: 1960--64, 65--69, 70--74, 75--79
      (coded as <code>&quot;60&quot;</code>, <code>&quot;65&quot;</code>, <code>&quot;70&quot;</code>, <code>&quot;75&quot;</code>).
    </dd>
    <dt><code>period</code></dt><dd>
      period of operation : 1960--74, 75--79.
    </dd>
    <dt><code>service</code></dt><dd>
      aggregate months of service.
    </dd>
    <dt><code>incidents</code></dt><dd>
      number of damage incidents.
    </dd>
  </dl>

Format


 — ships

<dl class='dl-horizontal'>
    <dt><code>type</code></dt><dd>
      type: <code>&quot;A&quot;</code> to <code>&quot;E&quot;</code>.
    </dd>
    <dt><code>year</code></dt><dd>
      year of construction: 1960--64, 65--69, 70--74, 75--79
      (coded as <code>&quot;60&quot;</code>, <code>&quot;65&quot;</code>, <code>&quot;70&quot;</code>, <code>&quot;75&quot;</code>).
    </dd>
    <dt><code>period</code></dt><dd>
      period of operation : 1960--74, 75--79.
    </dd>
    <dt><code>service</code></dt><dd>
      aggregate months of service.
    </dd>
    <dt><code>incidents</code></dt><dd>
      number of damage incidents.
    </dd>
  </dl>

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ships:

Description

Usage

Arguments

Format