Name: variance

Type: function

Syntax: variance(<numbersList>)

Summary: <return|Returns> the sample variance of a list of numbers.

Synonyms: sampVariance

Introduced: 6.1

OS: mac,windows,linux,ios,android

Platforms: desktop,server,web,mobile

Example:
variance(8,10,12) -- returns 4

Example:
put variance(studentScores) into field "Sample Variance"

Parameters:
numbersList: A comma-separated list of numbers, or an expression that evaluates to such a list, or an array containing only numbers.

Returns: The <variance> function <return|returns> a number.

Description:
Use the <variance> <function> to analyze the amount of spread in a list of numbers.

The <variance> <function> was added in version 6.1 to complement the <standardDeviation> <function>.
The variance is a measure of how widely distributed the numbers in the <numbersList> are.

References: function (control_st), populationVariance (function), averageDeviation (function), variance (function), average (function), median (function), populationStandardDeviation (function), sum (function), standardDeviation (function), return (glossary)

Tags: math
