Normally distributed data assumes that about 68% of the values in the sample are within 1 standard deviation of the mean.
正态分布数据认为,样本中约68%的数值分布在距离平均值为1的标准偏差之内。
Measurement of sample: single sample automatic measuring, measuring the number of times 2, 3, 5, 10, 50 set, measured at the end gives the average value and standard deviation.
样品测量:单样品自动测量,测量次数2、3、5、10、50次任意设定,测量结束给出平均值和标准偏差。
Such deviation between the products and the sample is normal and permissible, therefore, the claim for compensation cannot be allowed.
这种产品与样品之间的偏差是在正常的允许范围之内,因此,索赔不予受理。
Itis also discussed the effect of sample purification and operating conditions and the random deviation of measurement.
还叙述了样品净化与操作条件对测量值的影响及测量的随机误差。
The standard deviation in Process Capability Index(PCI) is estimated by using the subgroup ranges or the sample standard deviation.
在过程能力分析中通常采用子样级差或样本总体标准差来估计总体标准差。
The standard deviation of a sampling distribution. It is the statistic used to make statements about the accuracy of estimates based on sample information.
抽样分布的标准偏差。统计学上用来说明从样本预测的数据的准确性。
The landscape deviation at three sample sites has a trend of slow increase in regulation, which reflects the influence of land-use by human activities is being strengthened gradually.
三个研究区的景观偏离度呈有规律的缓慢增长趋势,表明人类活动对土地利用的影响逐渐加强。
The different treatments of the standard sample and sample for detecting will lead to the deviation of analysis result. So the main measures to improve sample representation is to decrease bad sample.
标样和试样处理的差异使分析结果产生偏差,造成碳含量异常的主要原因是试样不良,因此减少试样不良是提高试样代表性的主要措施。
The detection limits and relative standard deviation of the data are dependent upon the element and sample matrix.
检测限和相关数据的标准偏差取决于元素和样品基体。
John determined that the acceptable risk of assessing control risk too low is 10%. He selected a sample of 60 sampling units and tested without any deviation found.
约翰评定评估信赖过度风险为10%。他选择了60个抽样单位为样本,而且考试中没有发现任何偏差。
Phase Jitter: refers to the deviation of the FBKCLK rising edge to the REFCLK rising edge with respect to the average offset in a random sample of cycles.
相位抖动:指的是反馈时钟和参考时钟之间上升沿差异与多次随机采样的平均偏移之间的差。
Sample preparation errors have great effects on shear strength obtained from the test. Great deviation between test results and true values will be generated unless the test results are amended.
研究结构面制样误差对试验结果的影响具有十分重大的意义。
Period Jitter: refers to the deviation in cycle time of a signal with respect to the ideal period over a random sample of cycles.
周期抖动:指的是信号的周期时间的随机采样与理想周期之间的差异。
By using the sample mean range( R )instead of standard deviation of the sample( S )in"S " method, the"R " method is obtained in this paper.
在“S”法的基础上,利用样本平均极差R代替“S”法中的样本标准差S ,从而得到了“R”法,并且给出了相应的样本大小,及各种情况下的接收标准。
A new computational formula of fiducial probability in consideration of sample size and subsample standard deviation is derived from the least squares principle.
利用最小二乘原理,推导出考虑样本容量和子样标准差的求解置信概率的函数,继而确定数据的置信区间,对数据进行筛选。
Note: Uncertainty in table is showed by the square minus of the standard deviation from laboratory average data and sample unhomogeneity.
注:表中不确定度以定值标准偏差和样品的不均匀方差表示。
Results Total standard deviation of every solution was less than 5% of the concentration or detection limit. The confident limit of total average rate of recovery in sample kept in range of allowable.
结果各种溶液测定的总标准差小于其浓度的5 %或检出限,总平均回收率可信限在允许范围内。
The main factor which may have a strong impact on such a deviation is the sample errors of certain flood volumes in a flood hydrograph.
影响偏离的主要因素为时段洪量设计值的抽样误差和典型过程线的形状。
The content deviation between total cerium and ceric is just the content of trivalent cerium in the sample.
总铈含量与四价铈之差为氢氧化铈中三价铈含量。
There had no obvious difference between these two methods, the relative standard deviation was less than 10%, sample recovery rate was 86~119%.
两种方法测定不同类型水中的总铬结果无明显差异,相对偏差均小于10%, 回收率为86~119%。
At last, using Shanghai stock exchange 30 stocks sample, we make an authentic analysis to the decision model of combinatorial deviation.
最后利用沪市证券交易所30种股票样本对该决策方案进行了实例分析。
At last, using Shanghai stock exchange 30 stocks sample, we make an authentic analysis to the decision model of combinatorial deviation.
最后利用沪市证券交易所30种股票样本对该决策方案进行了实例分析。
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