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DSST Principles of Statistics Exam Prep

Category - DSST Statistics Free Test Prep

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Kruger's grocery chain asks customer during their Saturday shopping if they would fill out surveys. In return, they offer them in-store savings. Customers are chosen randomly and the overall sample numbers depends on customer compliance. What is this type of sampling referred to?

  1. stratified
  2. judgment
  3. cluster
  4. convenience
Explanation

Answer: D - Convenience sampling is an example of non-probability sampling whereby participants are not chosen according to a known probability.

Key Takeaway: Convenience sampling means that the researcher simply grabs the first available participants. Convenience sampling is widely used by business marketers and social science researchers interested in measuring consumer behaviors and attitudes. This sampling method can be useful as an initial step toward a larger study because it gives the researcher an idea about trends.

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