The average size is 3,131 square feet, with a standard deviation of 655 square feet. (Standard deviation is a statistical measure of variance.)
平均大小为 3,131平方英尺，标准偏差为 655 平方英尺（标准偏差是一个描述差异的统计量度）。
You can use it to turn your variance measurement into a standard deviation measurement, as shown in Listing 8.
您可以利用此函数将您的样本方差计算转换为样本标准差计算，如清单8所示。
The standard deviation is the square root of the variance.
标准差是方差的平方根。
The paper raises and proves an essential condition of volumetric property of nonnegative secondary estimation of deviation and variance in linear model.
文中给出并证明了在椭球约束条件下线性模型中，误差方差的非负二次估计的可容许性问题的一个必要条件。
RANDN (n) is an N-by-N matrix with random entries, chosen from a normal distribution with mean zero, variance one and standard deviation one.
是一个n - n矩阵随机作品，选自正态分布均值为零，方差一个标准偏差为一。
Furthermore, the average, variance and standard deviation are processed to testify the existence, occurrence stability and influence of each hypothetical role.
进而得出每种假设角色的平均值，方差及标准差验证该假设角色的存在性、出现频率的稳定性以及对各个片断的影响程度。
Find range, interquartile range, variance and standard deviation for a data set.
全距，四分位距，方差和标准差。
It revealed that the product of the standard deviation of the estimated sampling variance and square root of the number of samples was a constant.
实验也证明，取样方差估计值的标准偏差与样本数目的平方根之积可近似为一常数。
It is found that the more the variance explained by the linear model, the smaller the standard deviation of regression coefficient.
拟合方差与回归系数标准偏差存在明显的相关关系。线性模型能解释的方差越大，回归系数标准偏差越小。
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 analysis can generate descriptive statistics, such as: the mean, variance, standard deviation, range, kurtosis and skewness.
该分析可以生成描述性统计，如：均值，方差，标准差，范围，峰度和偏度。
Introduces the principle of Variance addition and sets forth the related problems on calculating the mean-square deviation in practical application.
介绍方差相加原理，阐述均方差计算在实际应用中的有关问题。
Introduces the principle of Variance addition and sets forth the related problems on calculating the mean-square deviation in practical application.
介绍方差相加原理，阐述均方差计算在实际应用中的有关问题。
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