Method Using stratified random sampling method.
方法采用分层随机抽样方法。
We used random sampling method and selected 1040 cases to do this study.
采取随机抽样研究的方法,抽取病例1040份。
Methods: (1) sampling method: Apply multilevel and random sampling method.
方法:(1)抽样方法:采用多级随机抽样法。
A mathematical probable model and random sampling method are illustrated, too.
具体说明方法的数学概率模型及随机抽样方法。
METHODS Questionnaire survey is stratified and random sampling method in the form.
方法采用分层随机抽样的方法以问卷的形式进行调查。
RESEARCH METHODThe stratified multi-stage cluster random sampling method was used in the survey.
研究方法本研究采用分层整群随机抽样方法进行抽样。
Methods: Using the pure random sampling method, carries on the residence questionnaire survey to 500 farmers.
方法:采用单纯随机抽样方法,对500名农民进行入户问卷调查。
Methods Simple random sampling method was used to investigate the Suzhou local residents and migrant workers.
方法采用单纯随机抽样调查的方法对苏州当地居民及外来务工人员进行调查。
Method a random sampling method was carried out to investigate the health human resources situation in rural areas.
方法采用分层随机抽样的方法对乡村卫生人力资源状况进行调查。
Method Cluster random sampling method was used to conduct a household survey on the elderly in Luoping Country, Yunnan.
方法采用整群随机抽样的方法,对云南省罗平县的老年人进行入户问卷调查。
Methods in 1999, a cross-sectional study was carried out in a natural population of Beijing, using stratified-random sampling method.
方法1999年在北京市自然人群中采用分层随机抽样的方法进行横断面调查。
Ranked set sampling (RSS) is a new sampling method. Compared to simple random sampling method (SRS), RSS sample has many good properties.
有序抽样是一种新的抽样方法,与简单随机抽样方法相比它具有很多很好的性质。
This paper focuses on the process and property of random sampling, and proposes a novel random sampling method which is based on KD-Tree samples.
对随机取样的过程、特征及缺陷进行了分析,提出一种基于KD 树子样的聚类初始化方法。
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。
Firstly, the Gauss map of points on the cylinder and a random sampling method are used to compute the rotation axis equation of the simple articulator.
首先通过构造圆柱面上点的高斯图和任意采样的方法,计算出简单牙合架转动轴线方程。
First, through behavioral event interview with random sampling method, investigates key behavioral characteristic of project manager in construction field.
随机选取访谈对象进行行为事件访谈,考察建筑工程领域项目经理的关键行为特征;
Taking random sampling method, analyzes the scope, organization, novelty and friendness of the academic information resources and points out the existing problems.
采取抽样方法,抽取部分科研机构所建站点,对其内容和组织方式等进行分析。
Methods By using stratified random sampling method 524 college students were selected and surveyed with scales about sense of alienation and subjective well-being.
方法分层随机抽取某高校524名大学生,采用疏离感和主观幸福感量表进行施测。
Different priority rules are adopted in the random sampling procedure, and a statistical test shows that they affect the performance of the proposed random sampling method.
通过对比分析,说明不同的任务优先规则对随机抽样算法具有不同的影响,其中采用MINSLK等优先规则的随机抽样算法能够有效地缩短项目平均工期。
At the same time, 49 Yangtse River Delta White Goats were sampled as contrast population from the suburb of Yangzhou city Jiangsu province by the simple random sampling method.
同时,在江苏省扬州市郊区简单随机抽样49只长江三角洲白山羊作为对照群体。结果表明。
Methods: in the communities chosen by stratified cluster random sampling method, we used Geriatric Depression Scale (GDS) to screen about 528 old people to identify the depressed ones.
方法:采用分层整群随机抽样方法在抽取的社区居委会,用老年抑郁量表(GDS)对528名社区老年人进行筛查。
In order to compensate the nonlinear errors induced by the rectification for high frequency vibrations in the inertial measure unit (IMU), the paper presents a new random sampling method.
为了补偿由于惯性敏感元件高频振动整流所引起的非线性输出误差,研究一种新的补偿方法——随机采样法。
Comparison with other tested heuristics verifies that the proposed random sampling method is significantly superior to other heuristics for scheduling resource-constrained multiple projects.
与其他多项目调度启发式算法的比较和统计检验,说明随机抽样算法显著优于这些常用的启发式算法。
METHODS: Clustering random sampling method was launched among the drugstore consumers in 16 districts of Beijing, the results were statistically analyzed, and then the Suggestions were provided.
方法:采用分群随机抽样方法,对北京市16个区县的药店消费者进行影响购药行为相关营业员因素的问卷调查,并就调查结果进行统计分析,进而提出建议。
Methods By random sampling method, 9 refectories and 366 students usually having their lunch at schools were drawn from Fangshan District, an anonymous questionnaire survey was conducted among them.
方法采用随机抽样的方法,对房山区9所中小学校食堂及366名在校就餐的学生进行膳食及营养教育相关情况的问卷调查。
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。
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。
Methods According with the methods of the forth epidemiologic sampling survey for tuberculosis in our country, the method of stratified cluster random sampling was use in this survey.
方法根据全国第四次结核病流行病学抽样调查方案,采用分层整群随机抽样方法抽取调查点,然后根据调查结果进行分析。
Method Random sampling was used to edible areca-nut sold on market, followed by series of physicochemical and microbiological examination on DB43/132-2004 standard.
方法采用随机抽样方法,随机抽取市场上销售的食用槟榔,按DB43/132-2004中方法进行理化与微生物指标的检测。
Method Random sampling was used to edible areca-nut sold on market, followed by series of physicochemical and microbiological examination on DB43/132-2004 standard.
方法采用随机抽样方法,随机抽取市场上销售的食用槟榔,按DB43/132-2004中方法进行理化与微生物指标的检测。
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