An Urban Community Clinic Wants to Try a New Method

question 48

Multiple Choice

An urban community clinic wants to try a new method of getting drug addicts to kick their addiction. They advertise for participants in their lobby, and allow volunteers to choose to participate either in the treatment or control group. Three months later, they find that 65% of the volunteers are off drugs. This example illustrates the possibility of __________ as a plausible rival hypothesis.

• A) history
• B) maturation
• C) regression artifact
• D) selection

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Definitions:

Insulin

A hormone produced by the pancreas that regulates blood sugar levels by facilitating the uptake of glucose into cells for energy.

Deficient Knowledge

A nursing diagnosis indicating that an individual lacks cognitive information or understanding related to a specific topic or condition.

Down Syndrome

A genetic disorder caused by the presence of all or part of a third copy of chromosome 21, characterized by physical growth delays, characteristic facial features, and mild to moderate intellectual disability.

Hemodialysis

A medical procedure to remove waste products and excess fluid from the blood when the kidneys are no longer working adequately.