而格朗萨索研究组的结果是六个标准差。
标准差是方差的平方根。
根据我的估算,那次波动偏离均值有25倍标准差之巨
According to my calculations it was a twenty-five standard deviation event.
方法的相对标准差低于3%。
方差的正的平方根叫做标准差。
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。
The positive square root of the variance is called the standard deviation.
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