A Catalog Company That Receives the Majority of Its Orders

question 152

Multiple Choice

A catalog company that receives the majority of its orders by telephone conducted a study to determine how long customers were willing to wait on hold before ordering a product. The length of time was found to be a random variable best approximated by an exponential distribution with a mean equal to 2.8 minutes. What is the probability that a randomly selected caller is placed on hold fewer than 7 minutes?

• A) 0.0009119
• B) 0.082085
• C) 0.917915
• D) 0.9990881

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Definitions:

Type A Behavior

A personality trait characterized by competitiveness, impatience, aggressiveness, and a constant sense of urgency, often linked to stress and heart disease.

Behavior Pattern

Regularly occurring actions or reactions that characterize an individual's or group's behavior over time.

Time Efficiently

The skill or practice of using one's time in a productive and organized manner to achieve tasks or goals more quickly and effectively.

Emotional Exhaustion

A state of feeling overwhelmed and drained by one's emotional resources, often as a result of prolonged stress.