Crack the Code: Research Edition

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Across
  1. 5. - involves people who self-select into the interview
  2. 6. - a portion or part of a population
  3. 7. - method or way of doing something in any context
  4. 8. - asking a participant to suggest someone else who might be willing or appropriate for the study
  5. 9. - deliberate sampling by strata to ensure key group inclusion, regardless of population proportion
Down
  1. 1. - process of selecting the participants of the study
  2. 2. - choosing participants at the convenience of the researcher
  3. 3. - handpicking subjects, usually to suit very specific intentions
  4. 4. - not a scientific way of selecting participants