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sampling design中文是什么意思

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  • Or companies under oem customers require sample processing sample design or construction of the various exhibition displays works well for clients create beautiful exhibition space
    公司可根据客户要求来样或oem加工,自行设计或来样承建各种展览展示工程,精心为客户打造唯美展示空间。
  • Following the principle of modesty and prudence , mutual benefit and win - win , creating bright future , the company offers professional solutions for sample design , printing , exhibition setup and services
    公司本着谦卑谨慎,互利双赢,共创未来的原则,为样本设计、印刷,会展搭建、服务,等提供专业解决方案。
  • This article summarizes the accuracy and coverage evaluation survey ( a . c . e . survey ) of the american census 2000 . it includes sampling design , post - stratification , dual - system estimation and so on
    摘要本文概要地叙述了美国2000年人口普查后所进行的准确性和数字评估调查( a . c . e .调查) 。它包括:抽样设计、事后分层、双系统估计等等。
  • Linear mixed model is a kind of linear models , which includes both fixed effects and random effects . it is frequently used in biology , medicine , economics , determining , sampling designs and quality control procedures , and so on
    线性混合模型是既包含固定效应又包含随机效应的一类线性模型,它被频繁的应用于生物、医学、经济、抽样设计和质量控制等过程。
  • Through proper sampling design , the selected households for march and the first half of april together formed a separate and scientific random sample by themselves and data collected on them could be used to draw inference on the overall situation
    透过恰当的样本设计,三月至四月中的访问住户,组成一个独立的科学性随机样本,所搜集得的资料可以用来推论整体的情况。
  • I presented a sample design that illustrated the use of servlets and jsp technology , explaining how the mvc approach could be combined with a simple data access object to handle queries and updates of persistent data in an application
    我提供了一个说明servlet和jsp用法的样本设计,以说明如何结合mvc方法和简单数据访问对象( dao )以处理应用程序中持久数据的查询和更新。
  • Our products mainly are pharmaceutical intermediates such as 2 , 3 , 5 - trimethylpyridine more than twenty varieties , they are all new products of the province even the country and accredited as quality guaranteed products . some of them are listed in the provincial or national prominent developing projects . meanwhile , have sent over ten qualified products samples designed for foreign customers , and are actively developing more than twenty new projects
    目前在正常生产和销售的产品主要有医药中间体2 , 3 , 5 -三甲基吡啶等十几个产品,均为国内或省级新产品,技术监督部门认定的“质量信得过产品” ,部分产品已列入省级或国家级火炬计划
  • Determining the sample size is crucial for a survey sampling design , for which traditional approaches have to seek some information on population variance or survey costs , however , which may result in either sample size too small and real precision undre desired level , or sample size too large and waste of survey costs
    摘要样本量的确定是抽样设计中的关键问题,传统方法利用总体方差和调查费用的有关信息来确定样本量可能产生两种结果,一种是样本量过低,无法保证希望的估计精度要求;一种是样本量过高,导致调查经费的浪费。
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  • 百科解释
In the theory of finite population sampling, a sampling design specifies for every possible sample its probability of being drawn.
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Last modified time:Fri, 15 Aug 2025 00:29:56 GMT

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