英语词汇“stratified random sample”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	stratified random sample
释义	stratified random sample Statistics. a random sample of a population in which the population is first divided into distinct subpopulations, or strata, and random samples are then taken separately from each stratum.
随便看	ordinary ordinary differential equation ordinary income ordinary jubilee. ordinary-language philosophy ordinary life insurance ordinary point ordinary ray ordinary seaman ordinary share ordinary stock ordinary wave ordinate ordination ordn. ordnance ordo ordonnance Ordovician ordure Ordzhonikidze Ordóñez ore Ore. oread

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