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Cambridge IGCSE Psychology practice

Paper 1 structured question: Population defined as a group of people with one or more characteristics in common, from

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Population defined as a group of people with one or more characteristics in common, from

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Paper 1Approaches, Issues and Debates2 marks

Understanding sampling methods is essential for research validity.

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Volunteer Sampling

Volunteer sampling involves individuals choosing to participate in research studies. This method can lead to a specific demographic being represented, which may affect the research outcomes.

  1. a

    Explain Explain one advantage and one disadvantage of volunteer sampling.

    Aim for approximately 2 distinct marking points.

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Paper 1 structured question: Population defined as a group of people with one or more characteristics in common, from

Paper 1Approaches, Issues and Debates1 marks

Description

Sampling Techniques

Two common sampling techniques are opportunity sampling and volunteer sampling. Opportunity sampling selects participants based on their availability, while volunteer sampling involves individuals opting to participate in response to an invitation.

  1. a

    Define Define opportunity sampling.

    Aim for approximately 1 distinct marking point.

    [1]