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Medical Term:

regression of the mean



  1. if, for a symmetric population with a single mode, a measurement, selected because it is extreme, is repeated, on average the second reading will be closer to the mean than the first.
  2. in psychiatry, the tendency for children of exceptional parents to have characteristics of the general population.
© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.