sampling Flashcards
Opportunity sampling uses participants who are…
available at the time.
In stratified sampling, the target population is split up into ___ to understand the proportions.
stratas, e.g. male and female
In which sampling technique do participants offer to be part of the research?
Volunteer.
Which of the sampling techniques if the fairest and why?
Random as everyone in the population has an equal chance of being picked.
Define stratified sampling.
When the population is split into specific groups/strata based and a representative proportion is selected from each strata.
Give one weakness of volunteer sampling.
Example: Might have shared characteristics as only helpful people may volunteer meaning it can’t be generalised to non-helpful people.
Which sampling technique might put all names into a hat and pick them out?
Random.
Which sampling techniques might have issues with shared characteristics.
Volunteer and opportunity.
Give one strength of stratified sampling.
E.g. includes a representation of the population so more generalisable.
Give one weakness of opportunity sampling.
E.g. only represents people available at the time.
