 <span class='va'>x</span>,
  variables <span class='op'>=</span> <span class='cn'>NULL</span>,
  ci <span class='op'>=</span> <span class='fl'>0.95</span>,
  sd <span class='op'>=</span> <span class='cn'>TRUE</span>,
  add_line <span class='op'>=</span> <span class='cn'>FALSE</span>,
  rawdata <span class='op'>=</span> <span class='cn'>TRUE</span>,
  bw <span class='op'>=</span> <span class='cn'>FALSE</span>,
  alpha_range <span class='op'>=</span> <span class='fu'><a href='https://rdrr.io/r/base/c.html'>c