In a double-blind experiment, which of the following is true?

A.The subjects are not told the purpose of the experiment.
B.The experiments are conducted in a specially darkened and soundproof room to eliminate the influence of chance environmental variables.
C.The experimenter does not know which subjects are in the treatment group.
D.Neither the subjects nor the experimenter know who is in the treatment group.
E.Each experimental subject is assigned to exactly two blocks.

Respuesta :

It should be noted that In a double-blind experiment,Neither the subjects nor the experimenter know who is in the treatment group.

What is a double-blind experiment?

A double-blind experiment  can be regarded as a type of experienment that neither the participants nor the experimenters know who is receiving a particular treatment.

Therefore, option D is correct.

Learn more about double-blind experiment at;

https://brainly.com/question/13171394

Answer:

D

Explanation: