搜索结果: 1-1 共查到“统计学 Regional statistics”相关记录1条 . 查询时间(0.046 秒)
Improving small area estimation by combining surveys:new perspectives in regional statistics
composite estimator complementary survey mean squared error official statistics regional statistics small areas
2009/2/23
A national survey designed for estimating a specific population quantity is sometimes used for
estimation of this quantity also for a small area, such as a province. Budget constraints do not allow a...