/code></div>
    </div>

    <div class="ref-description section level2">
    <p>The Oslo data set contains chemical concentrations of 332 samples of
different plant species collected along a 120 km transect running through
the city of Oslo, Norway. It is a subset of the
<code><a href="https://rdrr.io/pkg/rrcov/man/OsloTransect.html" class="external-link">OsloTransect</a></code> data provided by the <code>rrcov</code> package.</p>
    </div>


    <div class="section level2">
    <h2 id="format">Format<a cl