Which Scenario Best Describes a Double-Blind Study

question 17

Multiple Choice

Which scenario best describes a double-blind study?

• A) The investigator and the subjects wear blindfolds.
• B) No one knows who is in the experimental or control groups
• C) The subjects do not know if they are in the experimental or control groups.
• D) Neither the investigator nor the subjects know who is in the experimental or control groups.
• E) The investigator does not know if subjects are in the experimental or control groups.

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Definitions:

Schizophrenia Patients

Individuals diagnosed with schizophrenia, a mental disorder characterized by distorted thought processes, perceptions, emotional responsiveness, and social behavior.

Auditory Hallucinations

The experience of hearing sounds, such as voices, music, or noises, in the absence of external auditory stimuli.

Thorazine

A medication primarily used to treat psychotic disorders such as schizophrenia, acting as an antipsychotic by blocking dopamine receptors in the brain.

Lithium

A chemical element used as a medication to treat mood disorders such as bipolar disorder by stabilizing mood and reducing extremes in behavior.