Calculator Use What is Average? What is the Mean? In statistics the mean of a set of numbers is the average value of those numbers. Find the average or mean by adding up all the numbers and dividing by how many numbers are in the set.

A sequence of consecutive numbers is called a series. Because a series consists of evenly-spaced numbers, the median and mean (average) of the series will be the same. For a short series of consecutive numbers, it is easy to find the...

How to Find the Average of a Group of Numbers. If you have a list of numbers, or a set, you can use the numbers to find an average, which is a central point in the group. In everyday life, you might need to calculate an average to estimate...