但是这么做很可能会导致统计偏差太大。
地震群是另一个控制源，因为有许多地震连续冲击数据库然后造成统计偏差，因此它们从数据库中被抽除了。
Quake swarms are another source of control, as they pepper the databases with many quakes and skew the statistics, and thus are pulled from the database.
班菲尔德还指出，引起统计偏差的一个因素还可能是与其他一些像希腊那样的国家相比，英国的零售商更倾向于记录失窃。
'Bamfield said one factor skewing the statistics was also likely to be that retailers in Britain were more likely to log and record thefts compared to other nations, such as Greece.
通过消除试验设定中的偏差(例如只在最贫困的地区进行试点)，随机试验往往能区分适当的证据与统计干扰。
Randomising is often what distinguishes proper evidence from statistical mush, by removing biases in the setting of experiments - such as running pilots only in the most needy areas.
假设新斯科舍省啤酒消费者统计样本没有发生偏差，您现在能够得出Keiths是最受欢迎品牌这一结论吗？
Assuming that the sample of Nova Scotia beer drinkers is not biased, can you now conclude that Keith's is the most popular brand?
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）。
The average size is 3,131 square feet, with a standard deviation of 655 square feet. (Standard deviation is a statistical measure of variance.)
这项研究还有一个缺陷，它只是让被调查者回忆她们在过去是否有服食维生素药物。 而让被调查者描述过去的行为，很容易使研究受到大家所熟知的统计现象“记忆偏差”的影响。
Studies that ask people to describe past behaviour are vulnerable to a well-known statistical phenomenon called recall bias.
因为在北极进行的研究比在其它地方少得多，这些结果也许会有统计上偏差。 不管异常的解释是什么，在计算地球呼吸率和确认其速度加快时，都纳入了那个数据。
Because there were many fewerstudies conducted in the Arctic than elsewhere, the results may beprone to statistical aberrations.
但是这也无法解释近来统计数据上不断增加的偏差额，因为从2007年开始全球贸易额的增长就开始放缓。
But this cannot account for the scale of the recent rise in the statistical discrepancy because growth in trade has slowed since 2007.
使用这些统计数据判断是否可以清楚地区分两个任务的速度(平均值之差超过三倍标准偏差)，还是相互重叠。
Use these statistics to decide that two tasks are either clearly distinguished in speed (means greater than three standard deviations apart), or else that they overlap.
描述度量值跨度(或者说漂移)的最常用统计技术是标准偏差(standard deviation)。
The most common statistic for describing measurement spread (or scatter) is the standard deviation.
合适的（并且合理的）统计分析也许可以抵消个别国家的很少样本所带来的偏差。
Suitable (and legitimate) statistical massaging of all the data may be able to offset these biases in a way that could not so easily be done for the smaller data sets from individual countries.
设计了统计直方图数据处理方案，按照正态分布的特性找出了寄生频率调制的标准偏差。
Statistics histogram data processing scheme is designed. Standard deviation of frequency modulation is found out according to normal distribution characteristics.
在恒载效应方面，对应变的实测值与理论值的相对偏差进行了统计分析。
About dead load effects, the relative deviation between calculated and measured strain is conducted statistical analysis.
利用德令哈地震台dd - 1记录到的746个近震，对其测定的震级偏差进行统计计算，发现DD - 1测定的震级偏小。
The magnitude deviation is statistically calculated by 746 local earthquakes recorded by DD-1 at Delingha station, and it is found that the magnitudes by DD-1 are smaller.
本文研究的局限是：首先，纵向数据采集的较少(年份)，造成统计结果会产生一定的偏差。
Limitations of this study are: first, fewer longitudinal data collection (year), resulting in statistical results would produce a certain deviation.
结论单死因统计在估计社会卫生问题时可能出现偏差。
Conclusion There were deviations in the estimation of social health problems with the statistical analysis of the single cause of death.
由此证实了运用数理统计方法诊断刨花板厚度偏差形成原因的实用性和可靠性。
The above results have confirmed the practicality and reliability of using statistical methods to diagnose the factors of thickness variation control in particleboard.
统计学也告诉我们如何计算能说明平均值和偏差数。
Statistics also tells us how to compute measures such as averages or deviations.
本文对公理A自同态建立了中心极限定理和大偏差估计，并且复习了已知的有关统计性结果。
In this paper a central limit theorem and some large deviation estimates are proved for Axiom a endomorphisms, and some known statistical results are reviewed.
对贝叶斯网络的参数学习进行了探讨，结合实例统计和相关性分析建立了车身偏差诊断的贝叶斯网络模型。
Parameter study of Bayesian network is investigated. According to the methods of example statistics and correlation analysis, Bayesian diagnosis model of body deviation is established.
方法采用《消毒技术规范》(2002年版)有效氯含量测定方法以及标准偏差、方和根等统计学方法。
Methods Valid chlorine content measurement method and statistical methods such as standard deviation, and square and root etc in "Technical standard For Disinfection" (2002 version) was adopted.
扫描偏差是临边测量相对于星下点测量的系统偏差，统计显示该种偏差具有一定的纬度依赖性，所以订正时按每10度的纬度带分别进行订正。
Scan bias is a relative bias between limb and nadir measurements and corrected for each latitude band of 10 degrees due to its statistically latitudinal dependency.
针对HVAC水系统中温度传感器固定偏差的故障，提出了一种基于分析冗余和数理统计的故障诊断方法。
A fault detection and diagnosis method is presented, which based on analytical redundancy and statistics, for detecting and evaluating the temperature sensors with fixed bias in HVAC water systems.
建立了一种以相对误差的标准偏差统计不确定度的评估方法。
A method for evaluation of uncertainty was established with standard deviation of relative error.
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 standard deviation of a sampling distribution. It is the statistic used to make statements about the accuracy of estimates based on sample information.
通过实验设计，用大量随机数据进行了模拟和统计分析。结果表明，最小偏差算法是一种合理的、实用的、有效的算法。
Numerous simulation experiments and statistical analyses show that he minimum deviation algorithm is a reasonable, effective and applicable algorithm.
第四章是对现浇结构工程截面尺寸偏差的统计调查与分析。
In the forth chapter, statistics analysis and investigation of section dimension deviations in cast-in-site concrect structure.
然而，由于地质统计学方法是建立在一定假设的基础上，再加之各种主观因素的影响，地质统计学储量估算往往存在一定的偏差。
However, as the methods are based on some assumptions, additionally, affected by many objective factors in the courses of reserves estimation, the results are always inaccurate.
然而，由于地质统计学方法是建立在一定假设的基础上，再加之各种主观因素的影响，地质统计学储量估算往往存在一定的偏差。
However, as the methods are based on some assumptions, additionally, affected by many objective factors in the courses of reserves estimation, the results are always inaccurate.
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