sampling

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Created by
Kaiden a

Cards (8)

  • what are the 5 main types of sampling?
    1. volunteer sampling
    2. opportunity sampling
    3. random sampling
    4. systematic sampling
    5. stratified sampling
  • what is volunteer sampling?
    when you take your ideal sample form a population which apply to your advertisement
  • what does volunteer sampling usually include and what does this increase the chances of?
    it usually involves a wage / payment and increases the chance of demand characteristics
  • what is opportunity sampling?
    when you select anyone willing and available
  • what is random sampling?
    when everyone has equal chances of being picked
  • what is systematic sampling
    when you take the nth member of a group
  • what is stratified sampling?
    when you take a equal percentage of each demographic
  • what is the formula for stratified sampling?
    strata ( subgroup ) / population x sample size