A major disadvantage of observational research is that
A) standardized observational instruments are not very reliable
B) only overt behaviors can be observed
C) observers may make biased reports
D) the presence of the observer may affect the behavior that is to be observed

Question

Quizplus · Accepted Answer

The presence of the observer may affect the behavior that is to be observed. This is known as the Hawthorne effect, which occurs when individuals modify their behavior in response to being observed. This can limit the generalizability of the observations made.

A Major Disadvantage of Observational Research Is That