Which of the following stages in a laboratory experiment would be optional?
A) subject recruitment and acquisition of informed consent
B) random assignment
C) manipulation of the independent variable
D) manipulation check
E) measurement of the dependent variable

Question

Quizplus · Accepted Answer

A manipulation check is optional as it is used to verify that the manipulation of the independent variable has the intended effect, but it is not always necessary for the experiment's main objectives.

Which of the Following Stages in a Laboratory Experiment Would