s on the following 2 variables:</p><ul><li><p><code>production</code> (wool production in thousands of kilograms)</p></li>
<li><p><code>location</code> (a factor with levels <code>textileA</code> and <code>textileB</code>.)</p></li>
</ul></div>
    <div id="references">
    <h2>References</h2>
    <p>Ugarte, M. D., Militino, A. F., and Arnholt, A. T. 2015. <em>Probability and Statistics with R</em>, Second Edition. Chapman &amp; Hall / CRC.</p>
    </div>

    <div id="ref-examples">
    <h2>Examples</h2>
 