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 randomly sampled, how many calls lasted 15 minutes or longer?
Definitions:
Decision Making
The process of making choices by identifying a decision, gathering information, and assessing alternative resolutions.
Behavioral Economist
An expert who studies the effects of psychological, cognitive, emotional, cultural, and social factors on economic decisions by individuals and institutions.
Sugary Treats
Foods high in sugar content, often lacking in nutritional value, and considered to be indulgent or non-essential for a healthy diet.
Long-Term Costs
The total expenses incurred by a business in producing goods or services over an extended period, including both fixed and variable costs.
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