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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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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.
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The data was analyzed by chi-square, stepwise regression analysis and covariance statistics.
资料用卡方检验 、 逐步回归和协方差分析等.
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