An example of a(n) ___________ is one in which an experiment was conducted on caffeine-induced stress in which neither the class researchers nor the participants in the experiment knew who did and did not receive caffeine until after the study was completed.
A) counterbalanced design study
B) double-blind study
C) unknown condition experiment
D) controlled deception condition experiment

Question

Quizplus · Accepted Answer

A double-blind study is one where neither the participants nor the researchers know who is receiving the treatment, in this case, caffeine, to prevent bias.

An Example of A(n) ___________ Is One in Which an Experiment