heck"></i><b>20</b> R Code</a></li>
<li class="chapter" data-level="21" data-path="r-plots.html"><a href="r-plots.html"><i class="fa fa-check"></i><b>21</b> R Plots</a></li>
<li class="chapter" data-level="22" data-path="tables.html"><a href="tables.html"><i class="fa fa-check"></i><b>22</b> Tables</a></li>
<li class="chapter" data-level="23" data-path="html-widgets.html"><a href="html-widgets.html"><i class="fa fa-check"></i><b>23</b> HTML Widgets</a></li>
<li class="chapter" data-level="24" data-path="som