| 单词 | regression |
| 释义 | regression n. 1. a backward movement, esp. a return to a former state. 2. a relapse or reversion. 3. Psychol. a return to an earlier stage of development, esp. through hypnosis or mental illness. 4. Statistics a measure of the relation between the mean value of one variable (e.g. output) and corresponding values of other variables (e.g. time and cost). Etymology: L regressio (as REGRESS) |
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