Assuming a 24 Hour Operation in a Warehouse, and an Arrival

question 25

Multiple Choice

Assuming a 24 hour operation in a warehouse, and an arrival following Poisson distribution with mean rate of 36 per day and service (unloading using a single bay) following exponential distribution with a rate of 48 trucks per day, answer the following question.What is the expected waiting time in the system (in hours) for a typical truck?

• A)2 hours
• B)1 hour
• C)1.5 hour
• D)0.25 hour
• E)0.5 hours

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Definitions:

Process Capability

A statistical measure of a process's ability to produce output within specified limits, commonly assessed by comparing the process variation to allowable specification limits.

Control Limits

Control Limits are statistical boundaries set within control charts that represent the acceptable range of variations in a process.

Specification Limits

Specification limits are the defined boundaries of acceptability for the values of a product or process measurements, beyond which quality control actions must be taken.

Control Chart

Control Chart is a statistical tool used in quality control to monitor, control, and improve the process performance by tracking data variability and highlighting anomalies.