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<meta property="og:description" content="Based on some posts in a thread on Stackoverflow
http://stackoverflow.com/questions/2602583/geometric-mean-is-there-a-built-in
This function returns NA if NA values are present and na.rm = FALSE
(default). If negative values are present, it gives an error message.
If at least one element of the vector is 0, it returns 0." />
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<h1>Calculate the geometric mean</h1>
<div class="hidden name"><code>geomean.Rd</code></div>
</div>
<div class="ref-description">
<p>Based on some posts in a thread on Stackoverflow
<a href='http://stackoverflow.com/questions/2602583/geometric-mean-is-there-a-built-in'>http://stackoverflow.com/questions/2602583/geometric-mean-is-there-a-built-in</a>
This function returns NA if NA values are present and na.rm = FALSE
(default). If negative values are present, it gives an error message.
If at least one element of the vector is 0, it returns 0.</p>
</div>
<pre class="usage"><span class='fu'>geomean</span>(<span class='no'>x</span>, <span class='kw'>na.rm</span> <span class='kw'>=</span> <span class='fl'>FALSE</span>)</pre>
<h2 class="hasAnchor" id="arguments"><a class="anchor" href="#arguments"></a>Arguments</h2>
<table class="ref-arguments">
<colgroup><col class="name" /><col class="desc" /></colgroup>
<tr>
<th>x</th>
<td><p>Vector of numbers</p></td>
</tr>
<tr>
<th>na.rm</th>
<td><p>Should NA values be omitted?</p></td>
</tr>
</table>
<h2 class="hasAnchor" id="value"><a class="anchor" href="#value"></a>Value</h2>
<p>The geometric mean</p>
<h2 class="hasAnchor" id="examples"><a class="anchor" href="#examples"></a>Examples</h2>
<pre class="examples"><div class='input'><span class='fu'>geomean</span>(<span class='fu'><a href='https://rdrr.io/r/base/c.html'>c</a></span>(<span class='fl'>1</span>, <span class='fl'>3</span>, <span class='fl'>9</span>))</div><div class='output co'>#> [1] 3</div><div class='input'><span class='fu'>geomean</span>(<span class='fu'><a href='https://rdrr.io/r/base/c.html'>c</a></span>(<span class='fl'>1</span>, <span class='fl'>3</span>, <span class='fl'>NA</span>, <span class='fl'>9</span>))</div><div class='output co'>#> [1] NA</div><div class='input'><span class='kw'>if</span> (<span class='fl'>FALSE</span>) <span class='fu'>geomean</span>(<span class='fu'><a href='https://rdrr.io/r/base/c.html'>c</a></span>(<span class='fl'>1</span>, -<span class='fl'>3</span>, <span class='fl'>9</span>)) <span class='co'># returns an error</span></div></pre>
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<h2>Contents</h2>
<ul class="nav nav-pills nav-stacked">
<li><a href="#arguments">Arguments</a></li>
<li><a href="#value">Value</a></li>
<li><a href="#examples">Examples</a></li>
</ul>
<h2>Author</h2>
<p>Johannes Ranke</p>
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