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regression (noun)

См. также в других словарях:

  • 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 — ► NOUN 1) the action of regressing to a former state. 2) the action or an act of regressing to an earlier stage of life or a supposed previous life …   English terms dictionary

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

  • 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 equation — noun the equation representing the relation between selected values of one variable (x) and observed values of the other (y); it permits the prediction of the most probable values of y (Freq. 1) • Syn: ↑regression of y on x • Topics: ↑statistics …   Useful english dictionary

  • regression tree — noun a) A data analysis method that recursively partitions data into sets each of which are simply modeled using regression methods. b) A classification and regression tree …   Wiktionary

  • regression of y on x — noun the equation representing the relation between selected values of one variable (x) and observed values of the other (y); it permits the prediction of the most probable values of y • Syn: ↑regression equation • Topics: ↑statistics • Hypernyms …   Useful english dictionary

  • regression — noun Date: 1597 1. the act or an instance of regressing 2. a trend or shift toward a lower or less perfect state: as a. progressive decline of a manifestation of disease b. (1) gradual loss of differentiation and function by a body part… …   New Collegiate Dictionary

  • regression — noun /rəˈɡrɛʃən/ a) An action of regressing, a return to a previous state. Few of these groups or communities that are classed as savage show no traces of regression from a more advanced cultural stage. b) A psychotherapeutic method whereby… …   Wiktionary

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