TABLE 2-5 The Following Are the Duration in Minutes of a Sample

question 31

Multiple Choice

TABLE 2-5
The following are the duration in minutes of a sample of long-distance phone calls made within the continental United States reported by one long-distance carrier.
-Referring to Table 2-5, if 1,000 calls were randomly sampled, how many calls lasted under 10 minutes?

• A) 220
• B) 370
• C) 410
• D) 590

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Definitions:

New Automobile

A recently manufactured vehicle intended for personal transportation, featuring the latest technology and design.

Cigarettes

Narrow cylindrical rolls of finely cut tobacco encased in paper, intended for smoking.

Supply Curve

A graphical representation that shows the relationship between the price of a good or service and the quantity of that good or service that suppliers are willing to offer for sale.

Perfectly Elastic

A situation in economics where the quantity demanded or supplied changes by an infinite amount in response to any change in price; horizontal demand or supply curve.