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 100 calls were sampled, ________ of them would have lasted 20 minutes or more.
Definitions:
Intellectual Property
Legal rights given to individuals or organizations over their creations, inventions, and ideas, such as patents, copyrights, trademarks, and trade secrets.
Economy of Scope
Cost efficiencies derived from variety, rather than volume, where producing a wider range of products can lead to lower average costs.
Limited Quantities
Refers to the availability of a product being restricted to a certain number, often used as a marketing strategy to increase demand.
Large Numbers
Quantities that are significantly higher than what is typical, often used to denote scale in statistical or numerical contexts.
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