In Experiments, When Only the Study Subjects Don't Know Which

question 2

Multiple Choice

In experiments, when only the study subjects don't know which treatment group they are in, we call this a ____ - blind study, whereas if both the subjects and the people administering the treatment don't know, we call this a ____ - blind study.

• A) individual : pairwise
• B) simple : complex
• C) single : double
• D) solo : group

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