ethics+sampling

Cards (9)

  • sampling techniques:
    volunteer (advertisement)
    opportunity (whos available)
    random (equal chance)
    systematic (n)
    stratified (sub groups, ratio)
  • random sampling
    strengths:
    reduced researcher bias
    representative sample
    weakness:
    time consuming(unwilling participant)
  • opportunity sampling
    strength:
    quick and easy
    weakness:
    less representative
  • volunteer sampling
    strength:
    quick and easy
    weakness:
    less representative
  • systematic sampling
    strength:
    reduced researcher bias
    weakness:
    less representative
  • stratified sampling
    strength:
    most representive
    weakness:
    time consuming, could lead to small sample size and then it becomes less representative
  • ethical issues:
    protection from harm
    deception
    confidentiality
    informed consent
  • resolving ethical issues:
    pseudonyms
    debrief
    brief
    right to withdrawal
  • consent form:
    purpose
    procedure
    ethical info
    place to sign