/span><span class="op">]</span><span class="op">$</span><span class="va">`Suitability Class`</span><span class="op">)</span></code></pre></div>
<pre><code>##   CFragm CECc pHH2O SoilTe
## 1     S1   S1     N     S1
## 2     S1   S1     N     S1
## 3     S1   S1     N     S1
## 4     S1   S1     N     S1
## 5     S1   S1     N     S1
## 6     S1   S1     N     S1</code></pre>
<p>To compute the overall suitability of the land units by averaging across factors, use the <code>overall_suit</code> as follows:</p>