The positive square root of the variance is called the standard deviation.

方差的正的平方根叫做标准差.

辞典例句

The statistical description includes percentages , means , standard deviations, frequency, and Pearson's r.

统计描述用百分数、均数 、 标准差 、 频数 、 Pearson相关系数.

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Standard deviation tells you if the estimate includes a pad.

标准差告诉你估算的不确定性有多高.

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Corresponding to the same probabilities, the ranges of uniform R. V. are calculated.

再以相同之机率算出标准差亦为一之均匀分布随机变数对应之变数范围.

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These standard deviations are also calculated from monthly data.

18这些标准差也是从月度数据计算得出.

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The usual measure of this spread is the standard deviation or variance.

这种展步的通常衡量是标准差或者方差.

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Calculate the variance and standard deviation of this rate of return.

计算这一回报率的方差和标准差.

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The actual deviation is positive because we don't know what will happen.

实际的标准差是正数因为我们不知道会发生什么.

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Relative standard deviation of this method is below 3 %.

方法的相对标准差低于3%.

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A . A . Standard deviation tells you if the duration is realistic.

标准差告诉你历时是否是现实的.

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Volatility is the annual standard deviation of some assets return.

某项资产的波动率指的是该资产收益的年标准差.

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Standard deviations , 95 % confidence interals, and 90 % prediction interals also calculated.

并计算标准差 、 95%可信区间和90%的预测区间.

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What does the standard deviation have to do with risk?

标准差和风险有何关系?

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Find the mean and the standard deviation.

求平均数和标准差.

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Uncertainty of Sample Mean and Standard Deviation.

取样平均值与标准差之不确定度.

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