The Average Wait Time at a McDonald's Drive-Through Window Is

question 108

Short Answer

The average wait time at a McDonald's drive-through window is about three minutes ("The Doctor Will See You Eventually," The Wall Street Journal, October 18, 2010). Suppose the wait time is exponentially distributed. What is the probability that a randomly selected customer will have to wait no more than five minutes?

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Definitions:

Ordinary Consumer

The average person who purchases goods or services for personal use, not for manufacture or resale.

Product Liability Laws

Regulations that hold manufacturers, distributors, suppliers, and retailers accountable for any injuries caused by defective or dangerous products.

National Sales

Sales activities that are conducted within a country's borders, focusing on the distribution and marketing of goods and services to domestic consumers.

Open Road

Sometimes used metaphorically to refer to freedom or the lack of obstacles for actions or endeavors.