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单词
抽样调查
释义
抽样调查
Encyclopedia
农学
抽样调查
释
survey sampling
抽样调查
一种以概率论为基础，按随机原则从调查总体中抽取部分单位进行观察，用以估计推算总体某些数量特征的非全面调查。又称样本调查、抽样技术或抽样法。
理学
【核心概念】
释
survey sampling
抽样调查
一个统计学分支，主要研究如何从全体被调查对象（即总体）中抽取一部分个体（即样本）进行调查或观测、获取数据，并以此对总体的目标量（未知参数）作出推断。
Mathematics
＞数理统计＞抽样与统计过程控制＞释义
sample survey
抽样调查
sampling investigation
抽样调查
sampling survey
抽样调查
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survey-sampling
抽样调查
随便看
geological data arrangement
geological data collection organization
Geological data collector
Geological data description
geological data digitization
geological data disaster recovery
geological data entrust management
geological data exchange voucher
geological data identification and destruction
geological data intelligent storeroom
Geological data repair
geological data service products
geological dating
geological disaster drilling
geological disaster in civil engineering
geological disaster map
geological disaster monitoring system for civil engineering
geological disasters in China
geological disasters in tunnel and underground engineering
geological displacement monitoring of oil and gas pipelines
geological disposal
geological drilling
geological effects of groundwater
geological engineering geophysical exploration
geological engineering rescue
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