• Created by: izzy
  • Created on: 11-06-13 12:43

Volunteer Sampling

  • A sample where the participants self-select. That is they volunteer to take part in the research.
  • The researcher would advertise their research and the people who respond would be the sample.
  • Research has found that a particular type of person is likely to volunteer for research; thus this type of sampling  has a very high chance of bias. This means that we cannot generalise to the target population leading to low population validity.

Opportunity Sampling

  • A sample that consists of those


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