This paper introduces the approximate calculation of real number's or of vector parameter positive function's posterior mean, variance and forecasting density in mathematical statistics.
文章介绍了数理统计中实数或向量参数的正函数的后验平均、方差和预测密度的近似计算。
In typical six-phase transmission system, half positive sequence, half zero sequence and half negative sequence fault components are independent of the variance of system impedance.
在典型的六相输电系统中，半正序、半零序和半负序故障分量不受系统阻抗变化的影响。
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 variance curve of activity of SS (synthetic direction) conformed with that of SS (cleavage direction), and they had a significant positive correlation coefficient.
在果实的整个发育过程中，SS合成与分解方向的活性变化趋势比较相似。
In this paper, the covariance matrix of random effect in linear mixed model is extended to positive matrix. We construct the estimation of variance components based on the idea of ANOVA estimation.
将线性混合模型中随机效应的协方差阵推广为正定阵，运用方差分析估计的方法给出了方差分量的估计。
The number of positive cell and mean of optical density were detected and the trend change was analyzed. The variance analysis and t-test were also performed.
测定阳性细胞数和平均光密度值，分析其变化趋势，并进行方差分析和t检验。
Among the female volunteers, the incidence of ulnar variance were: 47.4% positive, 40.6% neutral, and 12.0% negative.
女性健康者中，三种尺骨变异的发生率为：正向变异47.4%，中性变异40.6%，负向变异12.0%。
With the age increasing, the incidence of positive and negative ulnar variance on increased, but that of the neutral variance decreased.
结果显示随着年龄的增长，尺骨变异出现正向和负向变异的比率增高，而中性尺骨变异的比率降低。
The result findings were the positive rate of Benedict's test (urine sugar) on the workers of the Leather Factory increased remarkably. No significant variance of statistical analysis was f...
发现制革厂职工尿糖阳性率显著增高，其它指标经统计学处理，未见显著性差异。
The result findings were the positive rate of Benedict's test (urine sugar) on the workers of the Leather Factory increased remarkably. No significant variance of statistical analysis was f...
发现制革厂职工尿糖阳性率显著增高，其它指标经统计学处理，未见显著性差异。
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