Why Is the Random Assignment of Individuals to Experimental and Control

question 43

Multiple Choice

Why is the random assignment of individuals to experimental and control groups important for an experiment?

• A) It ensures that bias has been completely eliminated from the experiment.
• B) It ensures that the results of the experiment will be statistically significant.
• C) It ensures that the sampling error will have no effect on the results of the experiment.
• D) It ensures that each group will better represent the population as a whole.

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Definitions:

High-Risk Behavior

Actions or activities that significantly increase the likelihood of negative consequences, such as harm or loss, to oneself or others.

Health Care System

A coordinated network of institutions, resources, and people aimed at delivering health care services to meet the health needs of target populations.

Public Health System

An organized effort by society, primarily through public institutions, to improve, protect, and promote health and prevent illness and injury.

Racial Disparities

Differences in treatment, opportunities, and outcomes between racial groups, often reflecting systemic inequality and injustice.