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The regression line

См. также в других словарях:

  • regression line — noun a smooth curve fitted to the set of paired data in regression analysis; for linear regression the curve is a straight line (Freq. 2) • Syn: ↑regression curve • Topics: ↑statistics • Hypernyms: ↑curve …   Useful english dictionary

  • Regression dilution — is a statistical phenomenon also known as attenuation . Consider fitting a straight line for the relationship of an outcome variable y to a predictor variable x, and estimating the gradient (slope) of the line. Statistical variability,… …   Wikipedia

  • regression — regression, regression analysis A term used originally to describe the fact that if, for example, parents and children s weights are measured, the children s weights tend to be closer to the average than are those of their parents: unusually… …   Dictionary of sociology

  • 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 coefficient — noun when the regression line is linear (y = ax + b) the regression coefficient is the constant (a) that represents the rate of change of one variable (y) as a function of changes in the other (x); it is the slope of the regression line • Topics …   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 testing — is any type of software testing which seeks to uncover software regressions. Such regressions occur whenever software functionality that was previously working correctly stops working as intended. Typically regressions occur as an unintended… …   Wikipedia

  • The Year’s Best Horror Stories — The Year s Best Horror Stories war eine jährlich erscheinende Anthologie des US amerikanischen Verlags DAW Books. Als Donald A. Wollheim 1971 zusammen mit seiner Ehefrau Elsie diesen Verlag gründete, war unter den ersten Veröffentlichungen neben… …   Deutsch Wikipedia

  • Regression analysis — In statistics, regression analysis is a collective name for techniques for the modeling and analysis of numerical data consisting of values of a dependent variable (response variable) and of one or more independent variables (explanatory… …   Wikipedia

  • regression — /ri gresh euhn/, n. 1. the act of going back to a previous place or state; return or reversion. 2. retrogradation; retrogression. 3. Biol. reversion to an earlier or less advanced state or form or to a common or general type. 4. Psychoanal. the… …   Universalium

  • 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

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