n> <span class="va">length</span>, data <span class="op">=</span> <span class="va">KidsFeet</span><span class="op">)</span></span></span>
<span class="r-in"><span>  <span class="va">f</span> <span class="op">&lt;-</span> <span class="fu"><a href="makeFun.html">makeFun</a></span><span class="op">(</span> <span class="va">model</span> <span class="op">)</span></span></span>
<span class="r-in"><span>  <span class="fu">coef</span><span class="op">(</span><span class="va">f</span><span class="op">)</span></span>