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- Standard deviations and correlation coefficients for a sample of seven stocks. 一个样本为七支股票的标准差和相关系数。
- The results indi-cate that the recoveries were100%-105%and the relative standard deviations were less than2.0%. 本方法的回收率为100%25~105%25;相对标准偏差小于2.;0%25。
- Standard deviations (fictitious) are given in the brackets and effect sizes in the last column. What is the conclusion? 假定有03/04的标准差(在括弧内),计算所得的效果强度(在最后一栏)。结论是什麽?
- Its relative standard deviations (RSD%) were less than 2.5%,and the rates of recovery were 96.0%-102% in between. 该方法简便、快速、准确,相对标准偏差在2.5%25以内,回收率为96.0%25-102.0%25。
- The square of the standard deviation. 方差标准偏差数的平方
- The lower band is the moving average shifted down by the same number of standard deviations (i.e., "D"). 当股价急速上升突破博灵哲儿频带的上移曲线,博灵哲儿频带会产生拉力效应将股价拉回包络曲线里面。
- In Figure 5, Bollinger Bands are plotted two standard deviations above and below a 20-day simple moving average. 在图表5, 布林线被阴谋在简单的移动平均线上面并且在一20天下面的2标准的背离。
- SD: Standard deviation of the fit. 拟合的标准偏差。
- Items used to determine the standard deviation. 用于确定标准偏差的项。
- The relative standard deviations are 2.2%, 2.4%. The standard recoveries are 103%, 97%. The determination results are agreed with those of AAS method. 用于实际水样测定;RSD为2.;2%25;2
- The maximum likelihood estimators(MLE) of means and standard deviations,and the asymptotic distribution of likelihood ratio statistic were given. 给出了正态总体均值和标准差的最大似然估计(MLE),似然比检验统计量及其渐近分布等结果。
- The average recoveries and relative standard deviations of pyramidon and caffeine were 98.58 %, 0.79 %and101.3 %, 0.86 %, respectively . 氨基比林和咖啡因的平均回收率和相对标准偏差分别为98.;58%25;0
- The root mean square errors of prediction (RMSEP) for TVB and TVA were 0.020 and 0.009, respectively;the relative standard deviations of T... 总挥发碱和总挥发酸的预测标准差(RMSEP)分别为0.;020和0
- The maximum likelihood estimators (MLE) of means and standard deviations, and the asymptotic distribution of likelihood ratio statistic were given. 给出了正态总体均值和标准差的最大似然估计(MLE),似然比检验统计量及其渐近分布等结果。
- As shown in the last column, we see that mean visible performance is higher than the mean thermal performance by 2.17 standard deviations. 从最后一栏中可以看出,可见光图像的识别性能要高于红外图像识别性能2.;17个标准方差。
- The amounts of Cu,Fe,Zn,Ca,Mg,Mn,Co in the seed of Schisandra Propinqua were determined by ICP-AES with relative standard deviations of 1. 电感耦合等离子体发射光谱法(ICP-AES)测定中药满山香子中的铜、铁、锌、钙、镁、锰、钴等7种元素的含量。
- A volatile stock would have a high standard deviation. 不稳定的股票会有一个高的标准离差。
- The standard deviation from the mean is the preferred quantity. 用平均值得出标准偏差是优先采用衡量的单位。
- RESULTS The average recoveries and ralative standard deviations were 99 7%?0 85% for sulfamethoxazole, and were 100 37%?0 74% for trimethoprim. 方法采用差示分光光度法测定复方甲口恶唑片中磺胺甲口恶唑及甲氧口苄啶的含量。
- Items used to determine the population standard deviation. 用于确定总体标准偏差的项。