Arithmetic mean: Difference between revisions

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''Maths.''
''Maths.''
The arithmetic mean of a set of data is the simple average calculated by adding up all of the values and dividing by the total number of items.  
The arithmetic mean of a set of data is the simple average calculated by adding up all of the values and dividing by the total number of items.  
For example, the arithmetic mean of 4%, 5% and 6% is = (4% +5% +6%)/3 = 5%.


Also sometimes known as the Mean or the Expected value E[X].
For example, the arithmetic mean of 4%, 5% and 6% is:
 
= (4% + 5% + 6%) / 3
 
= 15% / 3
 
= 5%.
 
 
Also sometimes known more simply as the Mean.


Sometimes denoted by 'µ' - the Greek letter ''mu'' (or m).
Sometimes denoted by 'µ' - the Greek letter ''mu'' (or m).


== See also ==
== See also ==
* [[Composite indices]]
* [[Composite indices]]
*[[Expected cash flow]]
* [[Expected value]]
* [[Expected value]]
* [[Geometric mean]]
* [[Geometric mean]]


[[Category:The_business_context]]

Latest revision as of 18:16, 21 July 2022

Maths.

The arithmetic mean of a set of data is the simple average calculated by adding up all of the values and dividing by the total number of items.

For example, the arithmetic mean of 4%, 5% and 6% is:

= (4% + 5% + 6%) / 3

= 15% / 3

= 5%.


Also sometimes known more simply as the Mean.

Sometimes denoted by 'µ' - the Greek letter mu (or m).


See also