If a researcher does not have a clear operational definition of the behaviour he is studying, he might experience:
A) observer bias
B) reactivity
C) confounds
D) a directionality problem

Question

Quizplus · Accepted Answer

If a researcher does not have a clear operational definition of the behaviour he is studying, he might experience observer bias. Observer bias is the tendency for an observer to influence the behaviour of the subject being observed. This can happen when the observer has a preconceived notion about the subject's behaviour, or when the observer's presence changes the subject's behaviour.

If a Researcher Does Not Have a Clear Operational Definition