Although random sampling used for many surveys fails to cover large segments of the population, the procedure nonetheless offers insight into voting and consumption patterns.
虽然许多调查所用的随机取样不能覆盖大部分人口，但是这一过程使人们能更深刻地理解选举和消费的模式。
Most statisticians would not argue if you decided to reject the null hypothesis that the results can be accounted for in terms of random sampling variability from the null distribution.
如果您决定排除虚假设—结果可以按照零分布的随机抽样可变性获得，那么大多数统计师都不会有争议。
To test your null hypothesis, you want to know the probability of obtaining a value this extreme under the assumption that it is due to random sampling variability.
要检验虚假设，需要知道在假设存在随机抽样可变性的情况下获得这么一个极限值的概率。
To reach that number, the company surveyed a random sampling of 237 office workers.
公司是在对237名上班族进行了随机抽样调查后得出结论的。
In this project the group categorized a random sampling of blog posts and weighed words for their emotional charge.
在这个研究项目中，研究团队会对随机抽样的博客文章进行分类，并对包含情绪词汇进行衡量。
We randomly selected 806 children under 6 years of age from 45 primary anganwadi (childcare) centres in Chandigarh, Punjab, India, that were chosen through multistage stratified random sampling.
在印度旁遮普省昌迪加尔的45所托儿所(anganwadi)中心采用多级分层随机取样法选择了806名6岁以下儿童。
This Chi Square statistic will vary from experiment to experiment due to random sampling variability.
由于随机抽样的可变性，因此这个X平方分布统计会随实验的不同而不同。
The colognes and perfumes tested were a random sampling of products the average consumer might find at a department or drugstore.
古龙水和香水的检测是在任意一个顾客的产品或者在一个企业或者一个化妆品店随机进行的化学测试。
The program consists of a statistical random sampling designed to detect a 1% incidence of violations at a confidence level of 95%.
该计划包括一个统计学上的随机采样，目的是在95%的置信程度上查出1%的违规几率。
Methods: The stratified sampling and cluster random sampling methods are used in this survey.
方法：本研究采用分层随机抽样方法和整群随机抽样方法。
Methods: Adopt method of random sampling.
方法：采用随机抽样法。
Methods Making research on 1021 patients by random sampling.
方法采用随机抽样的方法调查1021例患者。
Method Some food processing employees were selected according to stratified random sampling method, and filled in a unified questionnaire anonymously.
方法按照分层随机抽样原则随机抽取部分食品从业人员，匿名独自填写统一的调查问卷。
The survey was completed on the basis of combining stratified sampling and random sampling, collecting 1005 valid samples in total.
调查在分层逐级抽样法与随机抽样法相结合的抽样基础完成，共收集有效样本1005个。
Methods: Totally 164 young managers who had no basic disease and were less than 40 years in a Shandong company were selected with simple random sampling methods.
方法：采用单纯随机抽样方法选取山东某大型国企中40岁以下无任何基础疾病的青年管理人员164人。
Random sampling: random sample of 50 boys, 50 girls were 100 students conducted a questionnaire survey.
随机抽样：随机抽取50名男生，50名女生共100名学生进行问卷调查。
A layered sampling model for fuzzy comprehensive evaluation was developed based on simple random sampling methods.
在简单随机抽样方法的基础上提出了分层抽样的模糊综合评价模型。
If the U. s. economy rebounded last quarter, have ordinary Americans perceived an improvement? Not yet, according to a random sampling of workers in Los Angeles.
如果美国的经济在最后一个季度得到了反弹，那么普通美国民众会感觉到这个改善么？据在美国洛杉矶对一些工人的随机抽样显示，是还没有感觉到。
A new grid clustering method based on the random sampling is proposed in the dissertation.
提出一种新的基于随机抽样的网格聚类算法。
Effect of random sampling number on state estimation is discussed.
本文对随机抽样数目对状态估计结果的影响进行了讨论。
The random sampling of scattering direction is not only quite common but also very important in Monte Carlo calculations of particle transport problems.
散射方向随机抽样在粒子输运问题的蒙特卡罗计算中不仅是非常共同的而且是很重要的。
Methods Random sampling was carried out in a survey for 161 community health service manpower by questionnaire.
方法采取随机抽样方法，对161名社区卫生服务从业人员进行问卷调查。
This article shows us the method of random sampling with varies tendency.
本文阐明了带有不同倾向性的随机抽样方法。
In this paper, several new random sampling methods that avoid the calculation of trigonometric and all other complicated functions are developed.
在本文中，设法避开计算三角函数和任何其他复杂函数的一些新的随机抽样方法被提出来了。
Methods A total of 310 teachers from 4 middle schools in Huaibei City were selected with stratified random sampling to undergo a survey with teacher job burnout questionnaire(MBI-ES).
方法采用分层随机抽样方法，抽取安徽省淮北市4所中学的310名教师，采用教师职业倦怠量表（MBI-ES）进行调查。
Methods a questionnaire survey was conducted among 200 people in Luohu District, selected by random sampling.
方法在社区采用单纯随机抽样的方法抽取居民200人进行问卷调查。
The efficiency of these new random sampling methods is high in comparison with the best of the existing methods.
同已有的最好的方法比较这些随机抽样方法的效率均有提高。
The efficiency of these new random sampling methods is high in comparison with the best of the existing methods.
同已有的最好的方法比较这些随机抽样方法的效率均有提高。
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