Select the Sample Most Representative of the Population of Interest

question 41

Multiple Choice

Select the sample most representative of the population of interest.
-A local TV station wanted to report average gasoline prices in the early summer of 2000 in Illinois.

• A)Prices reported by 30 gasoline stations uniformly distributed throughout the state
• B)Prices reported by the first 30 callers to respond to a request for the last price paid for gasoline
• C)Prices reported by the station employees
• D)Prices reported by 30 gasoline stations uniformly distributed throughout the viewing area

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Definitions:

Kyphosis

Exaggeration of the posterior curvature of the thoracic spine.

Thoracic Spine

The portion of the spine located in the upper and middle back, consisting of twelve vertebrae.

Vertebral Rotation

The twisting movement of the vertebrae around the spinal axis, often discussed in the context of spinal deformities or injuries.

Erythema

Redness or inflammation of the skin or mucous membranes that is a result of dilation and congestion of superficial capillaries; sunburn is an example.