How Many Groups of Participants Would Be Needed to Partially

question 39

Multiple Choice

How many groups of participants would be needed to partially counterbalance four treatment conditions?

• A) 4
• B) 8
• C) 16
• D) 24

---

Definitions:

United States Congress

is the bicameral legislature of the federal government of the United States, consisting of two houses: the Senate and the House of Representatives.

Health Insurance

A system of financial protection against medical expenses for individuals, where costs are covered by insurance contributions or premiums.

Adverse Outcomes

Negative results or effects that may occur as a consequence of an action, intervention, or condition.

Childhood Vaccinations

Immunizations given in early life to protect against various infectious diseases like measles, mumps, and polio.