Double-blinding in experiments is important so that
I. The evaluators do not know which treatment group the participants are in.
II. The participants do not know which treatment group they are in.
III. No one knows which treatment any of the participants is getting.
A) II only
B) I and II
C) III only
D) I, II, and III
E) I only

Question

Quizplus · Accepted Answer

Double-blinding ensures that both the evaluators and the participants are unaware of the treatment assignments, reducing bias in the assessment of outcomes.

Double-Blinding in Experiments Is Important So That