“配额抽样”的概念、定义、翻译、参考文献-科学参考

单词	配额抽样
释义	配额抽样 Encyclopedia 理学【核心概念】释 Quota Sampling配额抽样调查人员将调查总体按一定标志分类或分层，确定各类（层）单位的样本数额，在配额内任意抽选样本单元的抽样方法。又称定额抽样。 Mathematics ＞数理统计＞抽样与统计过程控制＞释义 quota sampling配额抽样
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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。