Confidence intervals are intuitive because their size indicates reliability: short intervals indicate that the statistic is precisely known, while wide intervals indicate uncertainty.
During quantifying the qualitative indexes, set-valued statistic analysis is introduced, which reduces the uncertainty of the assessment.
在定性指标的量化处理中，引入集值统计分析，减少了评价过程中的不确定性。
3
Through quite a few statistic analyses of analytical data on the acidolysis hydrocarbon standard sample, the authors determined its value and uncertainty.