Opportunity sampling

• What is opportunity sampling based on?

  Willingness or availability of participants
• What are the advantages of opportunity sampling?

  • Easiest method to implement
  • No time spent locating participants
• What are the disadvantages of opportunity sampling?

  • Susceptible to bias
  • Harder to generalize findings
  • Excludes larger proportion of target population
• How might one conduct opportunity sampling in a public space?

  Stand at a doorway and wait for people
• Why is opportunity sampling considered susceptible to bias?

  It relies on the availability of participants
• What does it mean for findings to be harder to generalize in opportunity sampling?

  Results may not represent the entire population