A manipulation check is especially important in studies
A) using double-blind procedures.
B) when nonsignificant results are obtained.
C) using independent groups.
D) where demand characteristics are minimal.

Question

Quizplus · Accepted Answer

A manipulation check is important in studies where nonsignificant results are obtained to ensure that the manipulation of the independent variable was successful and that the lack of significant results is not due to a faulty manipulation of the variable.

A Manipulation Check Is Especially Important in Studies