Mean overlinexahfracsum f_iu_isum f_i Here a assumed mean. It is also called the Arithmetic Average. There are several kinds of mean in mathematics especially in statistics.
Sf i N Total number of observations.
The mean is also considered as one of the measures of central tendencies in Statistics. We shall now learn more about some important formulas for example the mean deviation formula for an. It is the most commonly used measure of central tendency. In Mathematics a mean is simply defined as the average of the given set of numbers.