Sigma: Difference between revisions

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imported>Doug Williamson
m (Spacing 20/8/13)
imported>Doug Williamson
(Link with Six sigma page.)
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== See also ==
== See also ==
* [[Mu]]
* [[Mu]]
* [[Six sigma]]
* [[Standard deviation]]
* [[Standard deviation]]

Revision as of 20:04, 13 December 2013

1.

The lower-case Greek letter 'σ' - equivalent to the English small letter 's' - used to designate the standard deviation of a variable.


2.

The capital Greek letter 'Σ' - equivalent to the English capital letter 'S' - used to designate the Sum of a selection or series of values.


See also