cell-code" id="cb4"><pre class="sourceCode r code-with-copy"><code class="sourceCode r"><span id="cb4-1"><a href="#cb4-1" aria-hidden="true" tabindex="-1"></a>Galton <span class="sc">|&gt;</span> </span>
<span id="cb4-2"><a href="#cb4-2" aria-hidden="true" tabindex="-1"></a>  <span class="fu">point_plot</span>(height <span class="sc">~</span> mother <span class="sc">+</span> father) </span>
<span id="cb4-3"><a href="#cb4-3" aria-hidden="true" tabindex="-1"></a>Galton <span class="sc">|&gt;</span> </span>
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