Structured: An observer records a
specified range of behaviours in
pre-defined, pre-decided catergories
Unstructured: Observer
records non-specified, wide
range of behaviours, anything
that seems relevant
Naturalistic/Controlled
Naturalistic: Behaviours observed in normal environment
for the participants without interference from the
researcher (has high ecological validity)
Controlled: Behaviours recorded by the researcher in
situations with some manipulation (e.g. take there
somewhere that is not their natural environment
Covert/Overt
Covert: Participants are unaware
they are being watched
Overt: Researcher is known to
participants. They know they are
being observed
Participant/Non-participant
Participant: The observer participates and
joins in with the group
Non-participant The observer watches but
does not join in. E.g. sits at the back of the
room
Event/Time sampling
Event sampling: Uses a checklist of
possible activities which are tallied as
they occur
Time sampling: Uses a limited list of possible
activities. The occurance of these activities is
recorded in relation to short specified time
intervals