span>
<span>  <span class="va">x</span>,</span>
<span>  variables <span class="op">=</span> <span class="cn">NULL</span>,</span>
<span>  ci <span class="op">=</span> <span class="fl">0.95</span>,</span>
<span>  sd <span class="op">=</span> <span class="cn">TRUE</span>,</span>
<span>  add_line <span class="op">=</span> <span class="cn">FALSE</span>,</span>
<span>  rawdata <span class="op">=</span> <span class="cn">TRUE</span>,</span>
<span>  bw <span class="op">=</span> <span class="cn">FALSE</span>,</span>
