Deviation

Deviation is a measure of dispersion between values of a variable and a reference value such as the mean.

An illustration with referencer to a Probability Density Function is shown below:

Measures of Deviation

Mathematical formulas for deviation are defined by specific calculation methodologies as shown below:

• Standard Deviation

• Median Absolute Deviation 

• Average Absolute Deviation 

• Distance Standard Deviation

References

• Web Search

• Wikipedia Article

• YouTube Search