| 词汇 | covariate |
| 释义 | covariate noun[ C ] mathematics specializeduk /ˌkəʊˈveər.i.ət/ us /ˌkoʊˈver.i.ət/ in a study, a variable(= a quantity that can change) that may affect the result of what is being studied: 共变量，共变数 An analysis was performed using age as the covariate.以年龄作为共变量进行分析。 Onset of marijuana use at a given time point was predicted by the value of each covariate at the time since the previous interview (with the exception of gender, which was a time-constant covariate). The effect of the intervention was analyzed on the discrepancy scores of post-test minus pretest, with pretest scores serving as a covariate. The analysis found that there was still a reliable effect of action - outcome delay when response rate was used as a covariate. When the values of day 14 were used as covariate, no statistically significant difference was obtained between treatments on day 42. Statistics actuarial actuary analysis of covariance background variable canonical correlation categorical variable correction factor correlation coefficient covariance matrix cross-sectional density function entropy interpoint interquartile range multigroup non-statistical normal distribution pollster statistician stochastic |
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