Multi-stage random sampling method is used, and the sample size is 750 persons in total.
采用多阶段系统随机抽样的方法,抽取750人进行入户调查。
All parts of the production line need to be verified by 3D, which can be realized by systematic method or random sampling method. In the field of aerospace, quality control is usually more comprehensive, and requires more intensive sampling, especially for free or complex shapes.
生产线上的所有部件都需要进行 3D 验证,这可通过系统化方法或随机取样方法实现。 在航空航天领域,质量控制通常较为全面,并且需要比较密集点的采样,尤其是对自由或复杂形状。
Methods:With a stratified random sampling method, we carried out a face-to-face questionnaire survey to residents of 8 Kongtong community in Pingliang and made a statistical analysis of it.
方法:采用分层随机抽样方法,对平凉市崆峒区8个社区的居民进行面对面入户问卷调查,并做统计分析。
Methods We conducted a questionnaire survey in the retired teachers of South China Normal University, using a random sampling method, and made thematic interviews of individual elderly.
方法采用随机抽样的方法,对华南师范大学离退休教职工进行问卷调查,以及对个别老人进行专题访谈。
Outros resultados
The residents living in Shandong coast were investigated by random layer sampling method for the prevalence of Hashimoto's thyroiditis (HT) and their urinary iodine level was determined.
采取随机分层整群抽样法对山东沿海居民桥本甲状腺炎(HT)与尿碘水平关系进行调查。
Laws, regulations, rules and regulations or the state of sampling institutions or methods are not specified, sampling and evidence collection should be carried out in a random manner, sampling methods, procedures and equipment must meet the relevant standards.
Timing data sampling methods include random sampling and adjacent sampling. These two methods are implemented slightly differently in recurrent neural network model training.
时序数据采样方式包括随机采样和相邻采样。使用这两种方式的循环神经网络训练在实现上略有不同。
Random sampling is the basic sampling method in medical research and design. The paper presents the development and applications of sampling program.
单纯随机抽样是医学科研设计中最基本的抽样方法,介绍抽样程序开发过程及应用。
Methods The number of samples was calculated with the optimum allocation stratified random sampling survey.
应用最优分配随机分层抽样方法确定调查点。
Random numbers appear frequently in statistical sampling methods.
在统计抽样方法中,经常会用到随机数。
Because the bootstrap forest method involves random sampling, these actions ensure that you will obtain the exact results shown below.
由于 Bootstrap 森林法涉及随机样本,这些操作可确保您获取如下所示的精确结果。
methods of random sampling by utilizing electronic sampler of random number
利用电子随机数抽样器进行随机抽样的方法
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