A mean is the mathematical average of two or more numbers. It can be computed using the arithmetic mean method, which uses the sum of the numbers in the series, and the geometric mean method, which is ...

Mean Formula: Check what is mean, its definition and its formula here. Also, get solved examples of calculating mean for grouped and ungrouped data using direct mean formula and assumed mean method.

Chris Gallant, CFA, is a senior manager of interest rate risk for ATB Financial with 10 years of experience in the financial markets. Geometric mean provides a better measure of portfolio performance ...