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GCSE Sociology · key term
Selecting participants by chance so that each member of the sampling frame has an equal chance of selection.
Used by AQA and Eduqas
Paper 1, Paper 2
Revise: Research DesignRandom sampling gives each member of the frame an equal chance of selection. For the sixth-form study, the researcher could number the students on the register and use a random number generator to select participants. This avoids choosing only students who seem approachable.
Component 2
A sampling technique in which each member of the target population has an equal chance of being selected.
Distinguish stratified random sampling from quota sampling: both use categories, but only stratified random sampling selects randomly within them.
Distinguish random selection from choosing people casually: random sampling gives each member of the population an equal chance of selection.
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In random sampling, each member of the population has an equal chance of being selected. A researcher could number everyone on a school register and use a random number generator to select participants.
