Sampling

Descrição

Mapa Mental sobre Sampling, criado por rachbreen em 13-05-2013.
rachbreen
Mapa Mental por rachbreen, atualizado more than 1 year ago
rachbreen
Criado por rachbreen quase 11 anos atrás
52
0

Resumo de Recurso

Sampling
  1. Opportunity
    1. Whoever happens to go past
      1. Lots of unconscious bias
        1. Attractive
          1. Owe you a favour
        2. People in this sample like to help
        3. Random
          1. Everyone from targer population has same chance of being used
            1. Names in a hat is usual method
            2. Not everyone chosen will want to take part
              1. Have to replace, not as random
            3. Volunteer
              1. Quick and easy
                1. Not typical members of population
                  1. Helpful
                  2. Where ad is placed, get certain type of people
                    1. Students

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