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Which type of research study is set up so that neither subjects nor investigators know which is the active group and which is receiving a placebo? Question 10 options: Case control Double blind Clinical
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Which type of research study is set up so that neither subjects nor investigators know which is the active group and which is receiving a placebo?

Question 10 options:

Case control

Double blind

Clinical trial

Epidemiological

User Friveraa
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1 Answer

5 votes

Answer:

Double Blind.

Step-by-step explanation:

i took the test

User Azalut
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