="co">#&gt;                 2.5 %    97.5 %</span></span>
<span><span class="co">#&gt; (Intercept) 1.7056829 3.4041133</span></span>
<span><span class="co">#&gt; log(body)   0.3353152 0.6566742</span></span></code></pre></div>
<p>This confidence interval does not cover <code>2/3</code> so suggests
the data do not fit the 2/3 power law.</p>
<div class="sourceCode" id="cb2"><pre class="downlit sourceCode r">
<code class="sourceCode R"><span><span class="va">ftBodyBrain</span><span class="op">=</span><span cla