为了研究试验设计的潜在影响，我们事先计划了特殊的分析法，将试验依可能影响治疗结果的设计面向加以分组。
To explore the potential impact of trial design, we pre-planned analyses that grouped trials by important aspects of their design that might influence the treatment effect.
本文通过技术经济比较，对营城煤矿条件下，薄及中厚煤层群采区分层或分组的合理布置方式作了分析。用经济分析法确定了在这种条件下采区分组布置的合理界限。
Through the comparison of technical economy, this paper has analysed the proper layout of individual beds or separate groups for multiple seams of thin and medium thickness in the Ying Cheng Colliery.
方差分析法是许多人采用的方法，但此方法用于估价可靠性时，需注意分组方式和对可靠性系数的评价标准。
One Way ANOVA is their usual choice, but the method of group discussion must be selected properly, and then the criterion of reliability coefficient must be readjusted appropriately.
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