“purposive of judgmental sampling”的概念、定义、翻译、参考文献-科学参考

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	linear difference equation linear differential equation linear differential equation of first linear differential equation of first order linear differential form linear differential game linear differential operator linear differential system linear diffraction theory linear dimension linear diode linear Diophantine equation linear discrete time system linear discriminant analysis linear discriminant analysis, LDA linear discriminant analysis,LDA linear discriminant function linear disjointness linear dispersion linear dispersion code linear dispersion relation linear displacement linear displacement sensor linear displacement transducer linear distance

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