在实质性测试中通过举例说明了变量抽样差异估计的应用。
In the material test, the application of estimation of difference in variable sampling was explained by examples.
论述了蒙特卡洛方法的数学原理,并结合实例阐述了在天然气储量计算过程中各计算参数实际分布产生随机变量抽样方法。
This paper expounds the mathematical theory of Monte Carlo method, and the random variable sample method of parameters in the calculation process of gas reserves in conjunction with examples.
医学科学并不是建立在“常识”基础之上的,而是建立在特殊的科学研究之上:为尽可能排除一切混杂变量而在控制范围内随意抽样化验。
Medical science is not foundedon "common sense, " but on uncommon investigation: on randomized, controlled studies that try to rule out as many confoundingvariables as possible.
它的主要理论基础是概率论中的大数定理,其主要手段是随机变量的抽样。
Its main theoretical base is the law of large Numbers in the theory of probability, whose main means is the sampling of random variable.
本文引进序贯抽样的思想,提出气象变量相关系数的一种序贯检验方法。
By introducing the idea of sequential sampling, a method for testing correlation coefficients of meteorological variables is presented.
针对换热器的失效分析,考虑几种主要参数的不确定性和随机性,应用蒙特卡罗模拟法抽样计算了服从某种特定分布的随机变量。
Through failure analysis of heat exchangers and in consideration of uncertainty and randomness of several main parameters, the random variables are calculated by Mote-Carlo modeling.
假定网架结构制作偏差近似服从正态随机分布,利用舍选法实现了正态随机变量的抽样。
The manufacturing deviation of grids structures was assumed to be in normal distribution, and the normal random sampling was realized by acceptance-rejection method.
给出变量的归一化分布函数及由此进行随机抽样的方法。
The normalized distribution functions of the variables and their sampling methods are given.
本文在分层随机抽样下通过使用辅助变量的偏斜系数提出了几个总体均值的估计。
The paper proposes new separate ratio estimators for population mean using known skewness coefficient of auxiliary variable in stratified random sampling.
为了解决数字模拟方法效率低的问题,提出了相关变量模糊可靠性灵敏度分析的线抽样方法。
To overcome the disadvantage of numerical simulation, a line sampling algorithm is developed for FRS analysis with correlative variables.
本文依据理论模型确定模型变量,继而进行调查方案设计,对网络顾客进行随机抽样,获得相关数据。
Based on theoretical model, variables are established, and then investigation is designed. Finally, relevant data are acquired from online shopper samples at random.
本文讨论了对定序变量进行回归的技术,并探讨了如何用其解决消费者信心指数调查中抽样的重要问题。
This paper discusses the modern regression techniques used for ordinal data analysis and how to apply them into solving an important sampling problem in Consumer Confidence Index survey.
给出了四维坐标变量的几率密度函数公式,并简述了相应的抽样方法。
The probability function for the four dimensional new variables are derived and the sample procedures f…
给出了四维坐标变量的几率密度函数公式,并简述了相应的抽样方法。
The probability function for the four dimensional new variables are derived and the sample procedures f…
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