regression toward the mean

the statistical tendency in successive generations to exhibit values closer and closer to the mean; see Galton's law of regression, under law.

Medical dictionary. 2011.

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  • Regression toward the mean — In statistics, regression toward the mean (also known as regression to the mean) is the phenomenon that if a variable is extreme on its first measurement, it will tend to be closer to the average on a second measurement, and a fact that may… …   Wikipedia

  • Regression toward the mean — The tendency for subsequent observations of a random variable to be closer to its mean. The New York Times Financial Glossary …   Financial and business terms

  • regression toward the mean — The tendency that a random variable will ultimately have a value closer to its mean value. Bloomberg Financial Dictionary …   Financial and business terms

  • regression toward the mean — noun the relation between selected values of x and observed values of y (from which the most probable value of y can be predicted for any value of x) • Syn: ↑regression, ↑simple regression, ↑statistical regression • Topics: ↑statistics •… …   Useful english dictionary

  • Regression fallacy — The regression (or regressive) fallacy is an informal fallacy. It ascribes cause where none exists. The flaw is failing to account for natural fluctuations. It is frequently a special kind of the post hoc fallacy. Explanation Things like stock… …   Wikipedia

  • Regression — could refer to:* Regression (psychology), a defensive reaction to some unaccepted impulses * Past life regression, (psychology) a process claiming to retrieve memories of previous lives * Software regression, (software engineering) the appearance …   Wikipedia

  • Mean reversion — may refer to: See: Regression toward the mean Ornstein–Uhlenbeck process Mean reversion (finance) This disambiguation page lists articles associated with the same title. If an …   Wikipedia

  • regression analysis — noun the use of regression to make quantitative predictions of one variable from the values of another • Topics: ↑statistics • Hypernyms: ↑multivariate analysis • Part Meronyms: ↑regression, ↑simple regression, ↑ …   Useful english dictionary

  • Regression zur Mitte — Die Regression zur Mitte ist ein Begriff der Statistik; er beschreibt das Phänomen, dass bei zwei in irgendeiner Weise verbundenen Messungen, z. B. Körpergröße eines Vaters und seines Sohnes, extreme Abweichungen bei einer der beiden… …   Deutsch Wikipedia

  • regression — 1. A subsidence of symptoms. 2. A relapse; a return of symptoms. 3. Any retrograde movement or action. 4. A return to a more primitive mode of behavior due to an inability to function adequately a …   Medical dictionary

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