Arithmetic Mean

By Kardi Teknomo, PhD.

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Arithmetic mean is total value of data divided by the number of sample.

Other name: Average, Mean, Arithmetic average

Formula:

Property of Arithmetic mean:

• A half of the input values are higher than arithmetic mean, and half of the other input values are lower than this mean. Arithmetic mean serves as the balancing point of input values. Note that it is the values that are divided into two, not the number of input values, as shown in the following figure.

Example:

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Teknomo, Kardi. Mean and Average. http:\\people.revoledu.com\kardi\ tutorial\BasicMath\Average\