cluster sampling

cluster sampling 基本解释

[计] 分组取样, 聚类取样
[经] 成群选样, 成串采样

cluster sampling 用法和例句

1、covariance for cluster sampling

整群抽样协方差

2、relative variance for cluster sampling

整群抽样的相对方差

3、Method cluster sampling and cross sectional study.

方法整群抽样, 横断面调查。

4、Cluster Sampling Out of Clusters of Unequal Sizes

不等群下的整群抽样问题研究

5、On twostage adaptive cluster sampling to assess pest density.

应用二阶适应性整群抽样估计害虫密度。

6、Study of Adaptive Cluster Sampling Technique on Vegetation in Ulan Buh Desert

内蒙古乌兰布和沙漠植被适应性群团抽样技术的研究

7、Methods 1621 students were investigated with questionnaire by random cluster sampling.

方法通过随机整群抽样，对1621名初中学生进行问卷调查。

8、Methods A questionnaire investigation among pupils, parents and teachers by cluster sampling.

方法采用整群抽样对学生和家长教师进行问卷调查。

9、Statistical Methods of Stratified Cluster Sampling on Sensitive Questions Survey and Its Application

敏感性问题分层整群抽样调查的统计方法及其应用

重点词汇

cluster n. 串, 丛, 群, 簇 vi. 成串, 丛生 vt. 使聚集 [计] 簇

sampling [计] 抽样; 采样 [化] 取样