What term is used to describe a study in which neither the participant nor the experimenter knows which condition the participant is being tested in?
A) sloppy
B) double blind
C) expectancy free
D) controlled

Question

Quizplus · Accepted Answer

A study in which neither the participant nor the experimenter knows which condition the participant is being tested in is called a double blind study. This is done to prevent bias and to increase the objectivity of the results. Option A, "sloppy," is not a valid term for this type of study. Options C and D, "expectancy free" and "controlled," do not accurately describe the type of study being referred to.

What Term Is Used to Describe a Study in Which