A state of being unaware of whether one has received an experimental treatment while participating in an experimental study is known as being ______.
A) mystified
B) blind
C) distracted
D) debriefed

Question

Quizplus · Accepted Answer

Being "blind" in a study means that the participant does not know whether they have received the experimental treatment or a placebo. This is also known as "blinding" or a "double-blind study."

A State of Being Unaware of Whether One Has Received