A Certain HMO Is Attempting to Show the Benefits of Managed

question 43

Multiple Choice

A certain HMO is attempting to show the benefits of managed health care to an insurance company. The HMO believes that certain types of doctors are more cost-effective than others. One
Theory is that primary specialty is an important factor in measuring the cost-effectiveness of
Physicians. To investigate this, the HMO obtained independent random samples of 20 HMO
Physicians from each of four primary specialties-General Practice (GP) , Internal Medicine (IM) ,
Pediatrics (PED) , and Family Physician (FP) - and recorded the total per-member, per-month
Charges for each. In order to compare the mean charges for the four specialty groups, the data were
Be subjected to a one-way analysis of variance. The results of the Tukey analysis are summarized
Below. $\begin{array}{lc}\text { Group } & \text { Sample Mean } \\\hline \text { IM } & 55.9 \\\text { GP } & 41.4 \\\text { FP } & 39.50 \\\text { PED } & 20.60\end{array}$

Which primary specialties have significantly lower mean charges than Internal Medicine (IM) ?

• A) PED and FP
• B) PED, FP, and GP
• C) PED
• D) none

Identify bones involved in common injuries and medical conditions related to the skeletal system.

Understand the anatomical structures involved in the process of hearing and vision.

Describe the formation and significance of the vertebral column's curvatures.

Identify the bones and structures involved in breathing, eating, and sensory perception.

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Definitions:

Just Noticeable Difference Threshold

The minimum difference in intensity between two stimuli required for the difference to be detected at least half the time.

Ultraviolet

A type of electromagnetic radiation with wavelengths shorter than those of visible light but longer than those of X-rays.

Infrared

Electromagnetic radiation with wavelengths longer than those of visible light but shorter than those of microwaves, used in various technologies including remote controls and thermal imaging.

Frontal Lobe

The part of the brain located at the front of each cerebral hemisphere, responsible for decision making, problem solving, control of purposeful behaviors, consciousness, and emotions.