Exhibit 6-3

question 4

Multiple Choice

Exhibit 6-3.Patients scheduled to see their primary care physician at a particular hospital wait,on average,an additional eight minutes after their appointment is scheduled to start.Assume the time that patients wait is exponentially distributed. Refer to Exhibit 6-3.What is the probability a randomly selected patient will see the doctor within five minutes of the scheduled time?

• A)0.2019
• B)0.4647
• C)0.5353
• D)0.7981

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Definitions:

Marginal Tax Rate

The rate of tax applied to the next dollar of income, indicating how much of an additional dollar earned will be taken in taxes.

Professional Attire

The clothing that meets the formal or semi-formal dress code standards of a workplace or profession.

Annual Sales

The total revenue generated from the sale of goods or services over the course of a year.