5.1.1 the arithmetic mean (Arithmetic Mean, Average,)Arithmetic mean () is a very important value in statistics. Because the arithmetic mean is the mean or represent the best information because the value 1) is not leaning 2) values are invariably. 3) is that the variance is low, and 4) are the most efficient, but the arithmetic mean, there is a limit to the use of, for example, if the data contains many or some of the data distribution is more or less until the malfunction or data has been increased as a. The arithmetic mean is not as expected, or as agents of information.To find the arithmetic mean when the data didn't have the distribution of frequencies ()In case the data does not have a frequency distribution. The arithmetic mean is available.
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