Question

Explain what it means for the experiment to be​ double-blind. Choose the correct answer below. A. Only the researcher knows which treatment the subject is receiving. B. Neither the subject nor the researcher knows which treatment the subject is receiving. C. Both the subject and the researcher know which treatment the subject is receiving. D. Only the subject knows which treatment the subject is receiving.

Answer 1

B. Neither the subject nor the researcher knows which treatment the subject is receiving.

Step-by-step explanation:

A double-blind study is one in which neither the participants nor the experimenters know who is receiving a particular treatment.