Covariance analysis was used to analyze herbicide efficacy data from rapeseed experiments.
摘要采用协方差分析方法，对油菜田除草剂的试验结果进行了分析。
The covariance analysis results showed that the difference between female duck body size is correlated with the difference between body weight.
但协方差分析结果表明，本次测量的母鸭体尺间的部分差异是由于体质量的差异带来。
Objective To study the effect of covariate imbalance on analysis of covariance.
目的探讨协变量的不均衡对协方差分析的影响。
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