The average is the ratio between the sum of these values and the number of values.
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The Mean.
The median.
In Mathematics there are three types of average: the Mean. Median and Mode. The Mean average is the first average which people meet and is just called the average at that point. The mean is the sum of all values in a set divided by the number of values. For example, the mean of the set {1, 2, 2, 4, 7, 9, 11}: The sum of the values is 1 + 3 + 4 + 6 + 7 + 9 + 12 = 42. There are 7 numbers in the set. Therefore the mean = sum of values ÷ number of values = 42 ÷ 7 = 6.
It helps to determine the average It helps to make comments/anlysis of set of values
To find the average of a set of numbers, you add them together and then divide by the total number of values. In this case, the sum of 8, 18, and 28 is 54. Divide 54 by the total number of values (3 in this case) to get the average, which is 18.