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二重抽样
释义
二重抽样
Encyclopedia
理学
数据收集模式
释
double sampling
二重抽样
一种分两步抽取样本的概率抽样方法：首先对从总体中随机抽取的样本量较大的样本（第一重样本）进行简单调查以获取有关总体的结构或辅助信息，然后从第一重样本中随机抽取一个样本量较小的样本（第二重样本）；最终利用抽取的第二重样本对总体所研究的目标量进行估计。又称二相抽样、两相抽样。
Mathematics
＞数理统计＞抽样与统计过程控制＞释义
double sampling
二重抽样
随便看
the truce between Kuomintang and CPC
The True Story of Ah Q
The True Story of Seeds
The Truman Show
The Truth in Painting
The Truth of Calligraphy
The Truth of Poetry
the tune of Tang Poetry and Song Poetry
The Ture Record
The Turin Horse
The Turmoil of Jiang Ling
The Turmoil of the Prince of Jin An
The Turn: Integration of Information Seeking and Retrieval in Context
the turn-over of capital
The Tutorial of Working for Readers in the Library
The Twelve
The Twelve Chairs
The Twenty-five Histories
The Twenty-four Histories Edited on Various Editions
The Twenty-four Paragons of Filial Piety
The Twenty Years Old
the Twin Pagodas in Kaiyuan Monastery
The twin towers shadow garden
The Two Apes Raised on the Xuan'ao Island
The Two Captains
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