The Major Purpose of Random Assignment in a Clinical Trial

question 44

Multiple Choice

The major purpose of random assignment in a clinical trial is to

• A) reduce selection bias in allocation of treatment.
• B) help ensure that study subjects are representative of the general population.
• C) facilitate double-blinding.
• D) ensure that the study groups are comparable on baseline characteristics.

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Definitions:

Middle Hours

The time period roughly at the midpoint of a given time frame, such as the middle hours of a day or event.

Late Hours

Periods of the day or night associated with the latter part of the day, often used in the context of staying up late.

Gallup Poll

A type of public opinion poll conducted by Gallup Organization, designed to represent the opinions of a population by asking a series of questions.

Happier

A wellness state defined by experiencing feelings from being pleased to feeling extreme elation.