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<h1>Calculate the geometric mean</h1>
=======
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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.
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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."><!-- mathjax --><script src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.5/MathJax.js" integrity="sha256-nvJJv9wWKEm88qvoQl9ekL2J+k/RWIsaSScxxlsrv8k=" crossorigin="anonymous"></script><script src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.5/config/TeX-AMS-MML_HTMLorMML.js" integrity="sha256-84DKXVJXs0/F8OTMzX4UR909+jtl4G7SPypPavF+GfA=" crossorigin="anonymous"></script><!--[if lt IE 9]>
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>>>>>>> refs/remotes/origin/main
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<img src="" class="logo" alt=""><h1>Calculate the geometric mean</h1>
<small class="dont-index">Source: <a href="https://github.com/jranke/pfm/blob/HEAD/R/geomean.R" class="external-link"><code>R/geomean.R</code></a></small>
<div class="d-none name"><code>geomean.Rd</code></div>
</div>
<div class="ref-description section level2">
<p>Based on some posts in a thread on Stackoverflow
<a href="http://stackoverflow.com/questions/2602583/geometric-mean-is-there-a-built-in" class="external-link">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>
<<<<<<< HEAD
<div id="ref-usage">
<div class="sourceCode"><pre class="sourceCode r"><code><span><span class="fu">geomean</span><span class="op">(</span><span class="va">x</span>, na.rm <span class="op">=</span> <span class="cn">FALSE</span><span class="op">)</span></span></code></pre></div>
</div>
<div id="arguments">
<h2>Arguments</h2>
=======
<div class="section level2">
<h2 id="ref-usage">Usage<a class="anchor" aria-label="anchor" href="#ref-usage"></a></h2>
<div class="sourceCode"><pre class="sourceCode r"><code><span><span class="fu">geomean</span><span class="op">(</span><span class="va">x</span>, na.rm <span class="op">=</span> <span class="cn">FALSE</span><span class="op">)</span></span></code></pre></div>
</div>
<div class="section level2">
<h2 id="arguments">Arguments<a class="anchor" aria-label="anchor" href="#arguments"></a></h2>
>>>>>>> refs/remotes/origin/main
<dl><dt>x</dt>
<dd><p>Vector of numbers</p></dd>
<dt>na.rm</dt>
<dd><p>Should NA values be omitted?</p></dd>
</dl></div>
<<<<<<< HEAD
<div id="value">
<h2>Value</h2>
=======
<div class="section level2">
<h2 id="value">Value<a class="anchor" aria-label="anchor" href="#value"></a></h2>
>>>>>>> refs/remotes/origin/main
<p>The geometric mean</p>
</div>
<<<<<<< HEAD
<div id="author">
<h2>Author</h2>
<p>Johannes Ranke</p>
</div>
<div id="ref-examples">
<h2>Examples</h2>
=======
<div class="section level2">
<h2 id="author">Author<a class="anchor" aria-label="anchor" href="#author"></a></h2>
<p>Johannes Ranke</p>
</div>
<div class="section level2">
<h2 id="ref-examples">Examples<a class="anchor" aria-label="anchor" href="#ref-examples"></a></h2>
>>>>>>> refs/remotes/origin/main
<div class="sourceCode"><pre class="sourceCode r"><code><span class="r-in"><span><span class="fu">geomean</span><span class="op">(</span><span class="fu"><a href="https://rdrr.io/r/base/c.html" class="external-link">c</a></span><span class="op">(</span><span class="fl">1</span>, <span class="fl">3</span>, <span class="fl">9</span><span class="op">)</span><span class="op">)</span></span></span>
<span class="r-out co"><span class="r-pr">#></span> [1] 3</span>
<span class="r-in"><span><span class="fu">geomean</span><span class="op">(</span><span class="fu"><a href="https://rdrr.io/r/base/c.html" class="external-link">c</a></span><span class="op">(</span><span class="fl">1</span>, <span class="fl">3</span>, <span class="cn">NA</span>, <span class="fl">9</span><span class="op">)</span><span class="op">)</span></span></span>
<span class="r-out co"><span class="r-pr">#></span> [1] NA</span>
<<<<<<< HEAD
<span class="r-in"><span><span class="fu">geomean</span><span class="op">(</span><span class="fu"><a href="https://rdrr.io/r/base/c.html" class="external-link">c</a></span><span class="op">(</span><span class="fl">1</span>, <span class="op">-</span><span class="fl">3</span>, <span class="fl">9</span><span class="op">)</span><span class="op">)</span> <span class="co"># returns an error</span></span></span>
<span class="r-err co"><span class="r-pr">#></span> <span class="error">Error in geomean(c(1, -3, 9)):</span> Only defined for positive numbers</span>
</code></pre></div>
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=======
<span class="r-in"><span><span class="kw">if</span> <span class="op">(</span><span class="cn">FALSE</span><span class="op">)</span> <span class="fu">geomean</span><span class="op">(</span><span class="fu"><a href="https://rdrr.io/r/base/c.html" class="external-link">c</a></span><span class="op">(</span><span class="fl">1</span>, <span class="op">-</span><span class="fl">3</span>, <span class="fl">9</span><span class="op">)</span><span class="op">)</span> <span class="co"># returns an error</span></span></span>
</code></pre></div>
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>>>>>>> refs/remotes/origin/main
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