The population is divided into strata and a random sample is taken from each stratum.
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Setting: A nationally representative sample of certified internists in the United States.
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This message recounts a representative sample of speculation, much of it self-serving.
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It covered a representative sample of 3 per cent of the coastline.
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These patients are supposed to be a representative sample of your patient population.
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It claims to use machine learning to turn that into a representative sample.
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Let's look at a representative sample of the other seventeen Rare Earth factors.
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PCI was an important mediator of decreasing mortality in this nationally representative sample.
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We aimed to examine this relationship using a representative sample of Shanghai adolescents.
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If you aren't taking a representative sample, you won't get a representative snapshot.
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Methods: Data were available from a representative sample of 4276 adults without diagnosed diabetes.
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Participants: A nationally representative sample of 100 US high schools.
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Setting: A nationally representative sample of the US non-institutionalized population.
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What could be a representative sample of these different events?
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Design: A cross-sectional retrospective study in a representative sample of LTCFs conducted in 2015.
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This is a broadly representative sample of recent readers' letters, e-mails and online comments.
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The survey was a self-selecting rather than representative sample of the UK's medical workforce.
