The meaning of AVERAGE is a single value (such as a mean, mode, or median) that summarizes or represents the general significance of a set of unequal values. How to use average in a sentence. The average of a data set is the sum of its values divided by the number of values — the arithmetic mean. The average can be a value that doesn't appear in the data, and it uses every value, so outliers pull it. AVERAGE definition: 1. the result you get by adding two or more amounts together and dividing the total by the number…. Learn more. 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. The most commonly used definition of the average is the arithmetic mean, [4] also known as arithmetic average i.e. the sum divided by the count, so the average of the list of numbers [2, 3, 4, 7, 9] is generally considered to be (2+3+4+7+9)/5 = 25/5 = 5. Average is a statistical representative measure of the central value of a set of numbers. It is obtained by dividing the sum of all the numbers by the count of numbers. In math, an average is called a mean. It can be found by adding the numbers, then dividing the answer by the amount of numbers there were. There are different kinds of mean, and other things that are sometimes thought of as average such as median or mode (statistics). Average, which is the arithmetic mean, and is calculated by adding a group of numbers and then dividing by the count of those numbers. For example, the average of 2, 3, 3, 5, 7, and 10 is 30 divided by 6, which is 5. Free calculator to determine the average, or the arithmetic mean, of a given data set. It also returns the calculation steps, sum, count, and more. Learn what average means with clear definitions, pronunciation, synonyms, and real-world examples. Simple explanations to help you use average correctly.