In double-blind experiments…
A) Test results are unacceptable
B) Neither the participants nor experimenters know who receives the real treatment
C) Only the experimenters know who receives the real treatment
D) Placebos are not used

Question

Quizplus · Accepted Answer

In double-blind experiments, neither the participants nor the experimenters know who receives the real treatment versus a placebo, eliminating bias in the results.

In Double-Blind Experiments…