请输入您要查询的字词:
单词
purposive of judgmental sampling
释义
purposive of judgmental sampling
Encyclopedia
理学
【基本概念】
释
purposive of judgmental sampling
目标式抽样
研究人员在初步了解调查对象某些信息的基础上,依靠自己的判断,选择能够为研究问题提供最大信息量的研究对象的一种非概率抽样。又称目的抽样、立意抽样、专家抽样。
随便看
left annihilator
left annihilator ideal
left anteriorfascicular block
left approximate identity
left approximate limit
left Artinian ring
left Artinian semigroup
left associated element
left associatedness
left associate grammar
left associate of a matrix
left association
left associative element
left associator
left atrium
left auricle
left balanced functor
left balanced module
Left Bank Group
left-behind children
left-behind elderly
left-behind family
left-behind wife
left bimodule
left brachiocephalic vein
科学参考收录了854744条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2025/6/13 0:26:50