In the Experimental Evaluation of a New Drug, What Is

question 20

Multiple Choice

In the experimental evaluation of a new drug, what is the purpose of a placebo?

• A) A placebo increases the sample size.
• B) A placebo prevents errors in recording of the data.
• C) A placebo removes the bias of the physician in charge of the experiment.
• D) A placebo removes the potential psychological bias of the patient in the study.
• E) A placebo prevents sampling errors from compromising the results of the experiment.

---

Definitions:

Practical Application

The use of theoretical knowledge in real-world scenarios to solve problems or achieve specific outcomes.

Pure And Impure

Terms often used in religious or social contexts to distinguish between what is considered morally upright, clean, or acceptable and what is not.

Sunni And Shiite

Two principal branches of Islam, differing in religious practices, beliefs, and interpretations of law, arising from a dispute over the rightful successor to Muhammad.

Defined

Clearly characterized or determined; having a clear definition or outline.