摘要
该文讨论了为PPS抽样的二相抽样时,其样本单位数的最优设计问题。并结合实例进行了分析。
In this paper, we given an approach for optimum design of sample sire in two-phase sampling for PPS, and discussed an example.
出处
《广西师院学报(自然科学版)》
1996年第1期89-93,共5页
Journal of Guangxi Teachers College(Natural Science Edition)
关键词
二相抽样
PPS抽样
样本单位数
最优设计
two-phase sampling
sampling with probabity proportion to sire
design of sample size