英语词汇“stratified sample”的翻译、意思、用法、释义-英汉双解词典

单词	stratified sample
释义	ˌstratified ˈsampling noun [uncountable] (Marketing 营销) a method of research in which people from different groups of the population are used in tests to find information about the whole population（统计的）分层抽样 ➡ random sampling at random sample ▸ ˌstratified ˈsample noun [countable]
随便看	credit advice overturn franchisee preference share capital sales clerk e-lancer invalidate concessioner tachograph word processor mothballing centre of excellence PERT dispute resolution harden re-version strikebreaking lifting visibility optimal zeros fittest participating preferred stock renovate infomediaries

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