A Certain HMO Is Attempting to Show the Benefits of Managed

question 26

Multiple Choice

A certain HMO is attempting to show the benefits of managed care to an insurance company. The HMO believes that certain types of doctors are more cost-effective than others. One theory is that certification level is an important factor in measuring the cost-effectiveness of physicians. To investigate this, the HMO obtained independent random samples of 21 physicians from each of the three certification levels-Board certified (C) ; Uncertified, board eligible (E) ; and Uncertified, board ineligible (I) - and recorded the total per member per month charges for each (a total of 63 physicians) . How many factors are present in this study?

• A) 1
• B) 3
• C) 63
• D) 21

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Definitions:

Rapid Onset

The rapid development or occurrence of symptoms or effects.

Four-Chambered Heart

A heart with four compartments: two atria and two ventricles, allowing for complete separation of oxygenated and deoxygenated blood, typically seen in mammals and birds.

Nonavian Reptiles

Reptiles excluding birds, encompassing groups such as turtles, snakes, lizards, and crocodilians.

Evolved

The process through which species undergo genetic changes over generations leading to variation and potentially new species.