 

Mean Absolute Deviation (MAD)
Average Absolute Deviation is summation of the absolute value of each deviation. It is useful to measure the spread of data while considering the effect of total number of data Other name: average absolute error Formula: Example:
[an error occurred while processing this directive] Type your input data in the box below, separated by comma. Only numbers input are accepted. Then click Get Mean Absolute Difference Special for only two positive numbers and , we have
See also: Variance, Mean and Average Tutorial, Learning from Data Rate this tutorial or give your comments about this tutorial
Preferable reference for this tutorial is Teknomo, Kardi. Mean and Average. http:\\people.revoledu.com\kardi\ tutorial\BasicMath\Average\




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