Definitions (2)
1. The difference between an expected and actual result, such as between a budget and actual expenditure.
2. Statistics: The arithmetic mean of the squares of the deviations of all values in a set of numbers from their arithmetic mean. Variance and its square root (the standard deviation) are of fundamental importance as a measure of dispersion.
Related Articles
Related Videos
http://www.businessdictionary.com/definition/variance.html
