A Post Office Has a Single Line for Customers Waiting

question 143

Multiple Choice

A post office has a single line for customers waiting for the next available postal clerk.There are two postal clerks who work at the same rate.The arrival rate of customers follows a Poisson distribution,while the service time follows an exponential distribution.The average arrival rate is three per minute and the average service rate is two per minute for each of the two clerks.What is the average length of the line?

• A)3.429
• B)1.929
• C)1.143
• D)0.643
• E)None of the above

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Definitions:

Persuasive Approach

A persuasive approach involves strategies designed to convince or influence others to adopt a specific viewpoint or take a particular action.

Direct Approach

A communication strategy where the main point or conclusion is presented at the beginning, followed by supporting details.

Analytical Approach

A method of problem-solving that involves breaking down a complex issue into smaller, more manageable components for better understanding.

Planning Phase

The initial stage in a project or activity where goals are defined, strategies are developed, and tasks are prioritized.