WJEC A-Level Sociology 601-5237-0
Culture and the Social Construction of Culture
Socialisation and Its Agencies
Socialisation and Identity
Families and HouseholdsAcquiring Culture
Youth CulturesAcquiring Culture
Research Methods: Primary and Secondary
Sampling, Ethics and Practical Issues
Key Concepts and Theories of Research
EducationUnderstanding Society
MediaUnderstanding Society
ReligionUnderstanding Society
Crime and DeviancePower and Control
Health and DisabilityPower and Control
World SociologyPower and Control
Applied Methods: Designing Sociological Research
Social Inequality: Evidence and Patterns
Theories and Explanations of Inequality and Stratification
Sampling, Ethics and Practical Issues
Purposive and opportunity sampling
- 3 things to know
- AS Unit 2 and A2 Unit 4
Overview
Purposive sampling, opportunity sample and two advantages of opportunity sampling.
What you need to know
Answer each one before you reveal it.
What is purposive sampling?
Give an example of purposive sampling in an educational study.
Questions from this subtopic
Each one with the model answer underneath.
- 1
What is purposive sampling?
Model answer
Deliberately selecting participants because they have characteristics the research question requires.
- 2
Give an example of purposive sampling in an educational study.
Model answer
Choosing to interview only the pupils excluded from a school, because the study is about exclusion.
- 3
Why is purposive sampling common in qualitative research?
Model answer
Depth of understanding depends on studying people who have direct experience of the issue, not on statistical typicality.
- 4
State the main criticism of purposive sampling.
Model answer
The researcher decides who counts as relevant, so their judgement rather than chance determines the sample.
- 5
What is an opportunity sample?
Model answer
A sample made up of whoever is available and willing at the time and place of the research.
- 6
Give one situation in which an opportunity sample is a reasonable choice.
Model answer
A small student project with no budget, where the aim is to trial a method rather than to generalise.
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