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- THE ANALYSIS FOR RANDOM SAMPLING ERROR AND THE NUMBEROFSAMPLES 随机抽样误差与样本大小的分析
- random sampling error 随机抽样误差
- There are many applications for random sampling. 随机抽样有许多应用场合。
- Methods Stratified chester random sampling. 方法采用分层整群随机抽样的调查方法。
- Soil sampling error in agricultural environment. 农业环境中土壤取样误差研究。
- Conduct first article inspection and random sampling inspection. 进行首件检验和抽查检验。
- We did the random sampling of five pieces per batch of 100. 我们在每批一百件的货品中取五件随机抽样。
- A biopsy could miss such lesions from sampling error, too. 活检会因取材不当而漏诊。
- Method The sampling of individuals was done by the lamination random sampling. 方法采用分层随机抽样法进行人群抽样，用改良加藤氏法粪检华支睾吸虫虫卵。
- DESIGN: Clustering stratified random sampling, cross-sectional survey. 设计:整群分层随机抽样,横断面调查。
- The margin of sampling error for all adults was plus or minus 3 percentage points. 调查结果误差为上下三个百分点。
- The method uses small random samples and the limits of a hyperbola. 该方法采用了小范围随机抽样和双曲线的极限。
- Are the sampling arrangements based on random sampling or other accepted control methods? 样本抽查是否以随机抽查或其他认可的方法进行?
- Methods A random sampling inspection could be combined with special-purpose rectification. 方法突击抽样检查和专项整顿相结合,抽样比对。
- The statistical effect of sampling error during the reproduction of alleles is much greater in small populations than in large ones. 在等位基因复制期间，抽样误差的统计学效果对小群体的影响比对大群体的影响大得多。
- The interviews were given to a random sample of students. 随机抽选出部份学生进行了采访。
- The opinion poll was based on a random sample of adults. 这次民意测验结果是在对成年人的随机抽样调查基础上得出来的。
- The poll was conducted from Feb. 11-14 and involved telephone interviews with 1,007 adults. The margin of sampling error was plus or minus 3 percentage points. ??? 这项民意测验是在2月11日至14日进行的，共电话采访了1007的成年人。 抽样误差区间为正负3个百分点。
- Some retailers pull 3-4 random samples from each product group. 一些零售商随机从每批产品中抽取3-4件样品。
- Methods use a random sample of 1000 records to discretize data. 方法使用1000个随机记录样本来离散化数据。
