They also state a level of confidence for the interval, usually 90% or 95%.
他们还为国家一区间的置信水平，通常为90%或95%。
Sample size formulae that control the width of confidence interval with a certain confidence level are proposed.
导出在一定置信水平下控制置信区间宽度的样本量公式。
When uncertainty is evaluated and reported in a specified way it indicates the level of confidence that the value actually lies within the range defined by the uncertainty interval.
当评定不确定度并以特定方式给出报告时，它即指落在规定的不确定区间范围内的数值的置信水平。
In the final post hoc test of 21-year-old confidence, the normal distribution (95% confidence interval) level is lower than other ages.
在最后的事后检验21岁的信心，正态分布(95%置信区间)水平低于其他年龄段。
In the final post hoc test of 21-year-old confidence, the normal distribution (95% confidence interval) level is lower than other ages.
在最后的事后检验21岁的信心，正态分布(95%置信区间)水平低于其他年龄段。
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