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regression |
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regression, in psychology: see defense mechanism defense mechanism, in psychoanalysis, any of a variety of unconscious personality reactions which the ego uses to protect the conscious mind from threatening feelings and perceptions. ..... Click the link for more information. . regressionIn statistics, a process for determining a line or curve that best represents the general trend of a data set. Linear regression results in a line of best fit, for which the sum of the squares of the vertical distances between the proposed line and the points of the data set are minimized (see least squares method). Other types of regression may be based on higher-degree polynomial functions or exponential functions. A quadratic regression, for example, uses a quadratic function (second-degree polynomial function) to produce a parabola of best fit.
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| Over the next several months, two of the patients had dramatic regressions of their tumors and are now considered diseasefree. In a second set of logistic regressions, the researchers examined factors associated with explusion after a single dose of misoprostol. Logistic regressions were used to examine whether partner ethnicity and age predicted the type of strategy Asian women used. |
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regressions
