If a Double-Blind Study Means That the Subject (Participant)and the Person

question 49

Multiple Choice

If a double-blind study means that the subject (participant) and the person administering the treatment do not know whether the treatment is the control or placebo,then what does a single-blind study mean?

• A)that the subject (participant)does not know what s/he is getting- treatment or control
• B)that the researcher does not know what the subject is getting
• C)that the researcher,the assistant administering the treatment or control,and the subject (participant)all do not know what the subject is getting
• D)There is no such thing as a single-blind study.

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Definitions:

Gastric Secretions

Fluids produced by the stomach, including hydrochloric acid and digestive enzymes, that aid in food digestion.

Coffee-Ground Secretions

Vomited material that resembles coffee grounds due to the presence of coagulated blood, often indicating bleeding in the gastrointestinal tract.

Culture Tube

A cylindrical container used in laboratories to grow and maintain microorganisms or cell cultures under controlled conditions.

Commercially Prepared

Referring to products or substances that are manufactured and sold by businesses, often in pre-packaged forms.