What’s quota sampling
Using specific people based on a criteria
What’s opportunity sampling
Using data/ people available at the team meaning they don’t have an equal chance
What’s judgement sampling
When the person uses their own judgement to select a sample they think will represent a population
What’s systematic sampling
chosen at regular intervals
advantages- simple and quick to use
disadvantag- bias
What’s stratisfied sampling
population is divided into mutually exclusive strata and a random sample is taken from each