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Nonprobability Sampling

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Nonprobability Sampling
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  • What's going on, Oscar? You don't look too happy.
  • Today our teacher taught non-probability sampling, but I was sleeping at the time. The teacher said that the final exam will test this knowledge.
  • END
  • Non-probability sampling includes convenience sampling, judgment sampling, quota sampling, and snowball sampling.
  • What is the difference between them?
  • Then, you will use gender and employment status to reflect similar ratios of male/female and employed/unemployed in Changchun.This is called quota sampling.
  • Okay, I probably understand, please continue.
  • And then by these second batch of respondents to provide a third batch of respondents, and so on, the sample is like a snowball from small to large.
  • This sampling method sounds really interesting, I get it!
  • Non-Probability Sampling
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