摘要
提出了分层抽样总体均值的分别乘积估计和联合乘积估计的概念 ,讨论了这两种估计量的性质 。
Two concepts of separate product estimator and combined product estimator of population mean under stratified sampling are proposed. Some properties of the two estimators are studied. A comparison of the two estimators is given by qualitative analysis.
出处
《工程数学学报》
EI
CSCD
北大核心
2001年第3期133-135,109,共4页
Chinese Journal of Engineering Mathematics
