absolute error

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(′ab·sə′lüt ′er·ər)

(mathematics) In an approximate number, the numerical difference between the number and a number considered exact.
(ordnance) Shortest distance between the center of impact or the center of burst of a group of shots and the point of impact or burst of a single shot within the group. Error of a sight consisting of its error in relation to a master service sight with which it is tested and of the known error of the master service sight.


The average deviation of a set of scores from a target value. Absolute error is a measure of overall error and does not take into account the direction of the deviation.

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