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<H1>mean</H1>
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(definition)
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<strong>Definition:</strong>
The (arithmetic) mean of some values is the sum of all values divided by the number of values.
<P><strong>See also</strong>
<a href="median.html" tppabs="http://hissa.nist.gov/dads/HTML/median.html"><em>median</em></a>, <a href="mode.html" tppabs="http://hissa.nist.gov/dads/HTML/mode.html"><em>mode</em></a>.
<P><em>Note:
The mean of 1, 1, 3, 50, and 60 is 23 (1 + 1 + 3 + 50 + 60 / 5 = 23).</em>
<P>Author: <a href="terms.html#authorPEB" tppabs="http://hissa.nist.gov/dads/terms.html#authorPEB">PEB</a>
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(<a href="mailto:paul.black@nist.gov">paul.black@nist.gov</a>).
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Entry modified Mon Dec 27 09:14:04 1999.<BR>
HTML page formatted Mon Dec 27 09:14:47 1999.
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