Which of the Following Statements Is the Most Accurate Definition

question 1

Multiple Choice

Which of the following statements is the most accurate definition of efficacy?

• A) Testing a drug in a group of participants who have agreed to join clinical trial.
• B) A measure of a specific intervention, procedure, regimen, or service, when deployed in the usual circumstances of living and practice.
• C) Testing a new drug in a community where individuals have various compliances of drug intake.
• D) Estimating the cost-benefit ratio based on agent effectiveness.
• E) The effects or end results achieved in relation to the effort expended in terms of money, resources, and time.

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Definitions:

Construct Validity

The degree to which a test measures what it claims, or purports, to be measuring.

Content Validity

The extent to which a test measures all aspects of the concept or construct it is intended to assess.

Extraversion

A personality characteristic that involves being outgoing, talkative, and energetic.

Criterion-Related Validity

The extent to which a measure is related to an outcome or criterion, assessing the practical utility of a test.