Average deviation from the mean.

Syntax

d = AvgDev(Data)

Argument

Name

Description

Data

A vector of data.

Output

Name

Description

d

A scalar that is the average difference between the vector elements and the average of the vector elements.

Example

For a given data [1,2,3,4,5] find the average deviation from the mean.

Syntax

d = AvgDev([1,2,3,4,5])

Result

D = 1.2

Comments

The sign of each element is not taken into consideration when calculating the deviation.  The sign of each element is taken into consideration when calculating the average of the elements.

See Also:

Mean

Median

StdDev

Descriptive Statistics