讨论了等距抽样中，如何利用辅助信息改进总体平均值的估计，以达到提高估计精度之目的。

This paper deals with the estimation of population mean in systematic sampling by use of auxiliary information in order to improve the accuracy of the estimate.

youdao

讨论了等距抽样中，如何利用辅助信息改进总体平均值的估计，以达到提高估计精度之目的。

This paper deals with the estimation of population mean in systematic sampling by use of auxiliary information in order to improve the accuracy of the estimate.

youdao