The Arrival of Customers at a Service Desk Follows a Poisson

question 71

Multiple Choice

The arrival of customers at a service desk follows a Poisson distribution. If they arrive at the rate of
Four every five minutes, what is the probability that more than four customers arrive in a five minute
Period?

• A) 0.7311
• B) 0.3711
• C) 0.5
• D) 0.16

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Definitions:

Negatively Related

Negatively Related indicates a relationship where one variable increases while the other decreases, or vice versa, showing an inverse correlation.

Extrinsic Motivation

Motivation driven by external rewards such as money, praise, or avoiding negative consequences, rather than intrinsic satisfaction.

Intrinsic Motivation

A driving force that inspires individuals to engage in activities for their own sake, due to the personal satisfaction or pleasure they derive, rather than for external rewards.

Performance

Performance is the act of carrying out a task or function, often measured against preset known standards of accuracy, completeness, cost, and speed.