Sampling

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  • Created by: Frankie97
  • Created on: 15-09-14 14:06
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  • Sampling
    • Volunteer
      • People putting themselves forward.
      • Doesn't represent the target population and people are motivated so are more obedient
      • Quick and easy
    • Random
      • Choosing numbers out of a hat. Each number being a different person
      • Time consuming
      • Equal chance unbiased representative of population
    • Stratified
      • Proportional to all groups in a population
      • Represents the population
      • Time consumming
    • Opportunity
      • Taking whoever is free
      • Time and cost effective
      • Not representative of whole population

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