Service Providers Sometimes Object to Random Assignment to Groups Because

question 10

Multiple Choice

Service providers sometimes object to random assignment to groups because they try to match particular social services to particular individuals,

• A) however, it is impossible to match services to program participants.
• B) however, there is considerable variation in the services provided to people with similar needs even in the absence of an evaluation.
• C) therefore, evaluators often permit program staff to form the comparison groups.
• D) moreover, services are usually planned to meet each participant's unique needs.

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Definitions:

Creatine Phosphokinase

An enzyme found in the heart, brain, and skeletal muscle that plays a key role in the energy storage and utilization processes.

Oxygen-poor Blood

Blood that has delivered its oxygen to the tissues of the body and is returning to the lungs to be reoxygenated.

Pulmonary Valves

Heart valves located at the opening of the pulmonary artery that prevent backflow of blood into the right ventricle.

Aortic Valves

The valve in the heart that controls blood flow from the left ventricle into the aorta.