eval of questionnaires
S: practical way to collect large amounts of data - offers population validity.
Can be done in person/online
W: questions can be misunderstood
p’s could lie bc social desirability
eval of structured interviews
S: allows research to be replicated
does not need as much training as unstructured
W : doesn’t allow rich data to be collected
instigator effects
eval of unstructured interviews
S: Open questions can provide rich data provides qualitative data any misunderstandings can be explained w: interviewer has to be trained cannot be replicated