Difference between revisions of "Arithmetic mean"
From Encyclopedia of Mathematics
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| − | The number $a$ obtained by dividing the sum of several numbers $a_1,\ | + | The number $a$ obtained by dividing the sum of several numbers $a_1,\dotsc,a_n$ by their number $n$: |
| − | $$a=\frac{a_1+\ | + | $$a=\frac{a_1+\dotsb+a_n}{n}.$$ |
Latest revision as of 12:26, 14 February 2020
The number $a$ obtained by dividing the sum of several numbers $a_1,\dotsc,a_n$ by their number $n$:
$$a=\frac{a_1+\dotsb+a_n}{n}.$$
How to Cite This Entry:
Arithmetic mean. Encyclopedia of Mathematics. URL: http://encyclopediaofmath.org/index.php?title=Arithmetic_mean&oldid=31433
Arithmetic mean. Encyclopedia of Mathematics. URL: http://encyclopediaofmath.org/index.php?title=Arithmetic_mean&oldid=31433