He is a CFA charterholder as well as holding FINRA Series ... arithmetic mean in this example is 6.5. A = 4+9/2 Arithmetric Mean = 6.5 Investopedia The geometric mean uses a more complex formula.

It is not an arithmetic ... use geometric sequences to monitor the growth of bacteria. Geometric sequences are used in everyday life when something follows a pattern. An example of this is in ...