sized car to come to a complete stop from a speed of sixty miles per hour. There are six measurements of the stopping distance for four different tread patterns labeled A, B, C, and D. The same driver and car were used for all twenty-four measurements.</p>
    </div>

    <div id="ref-usage">
    <div class="sourceCode"><pre class="sourceCode r"><code><span class="va">TIRE</span></code></pre></div>
    </div>

    <div id="format">
    <h2>Format</h2>
    <p>A data frame with 24 observations on the followin