The Bank Manager of a Busy Downtown Location Found Herself

question 4

Multiple Choice

The bank manager of a busy downtown location found herself unable to find good teller help so she invested in an ATM to handle the routine withdrawals that tended to occupy an inordinate amount the teller's time.Before she installed the ATM she found that customers were arriving on average every 2 minutes (Poisson distributed) and it took a teller 30 seconds (exponentially distributed) to process their request.The ATM is able to maintain a constant 30 second service time.What is the impact on the number of customers waiting in line?

• A) There is no change.
• B) The ATM line is half as long as the teller line.
• C) The ATM line is twice as long as the teller line.
• D) The ATM line is 25% shorter than the teller line.

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Definitions:

Economic Liberty

The freedom for individuals and businesses to operate and compete in a market with minimal government interference.

Economic Equality

A state within a society where individuals have equal access to wealth, opportunities, and resources, minimizing disparities.

Age Of 65

Often considered the traditional retirement age in many countries, representing a milestone when individuals may qualify for senior citizen benefits and pensions.

Under The Age Of 18

Referring to individuals who are not yet 18 years old, often considered minors under the law.