n></span>
<span class="r-msg co"><span class="r-pr">#&gt;</span> Smoothing formula not specified. Using: y ~ x</span>
<span class="r-msg co"><span class="r-pr">#&gt;</span> Smoothing formula not specified. Using: y ~ x</span>
<span class="r-wrn co"><span class="r-pr">#&gt;</span> <span class="warning">Warning: </span>Computation failed in `stat_quantile()`.</span>
<span class="r-wrn co"><span class="r-pr">#&gt;</span> Caused by error in `rq.fit.br()`:</span>
<span class="r-wrn co"><span class="r-pr">#&gt;</