The Number of Calls Coming into a PBX Follows a Poisson

question 44

Multiple Choice

The number of calls coming into a PBX follows a Poisson process with a mean of 120 calls per hour.What is the probability of no calls in a one-minute interval?

• A)0
• B).1353
• C).4060
• D).3679

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Definitions:

Ladder Logic

A programming methodology utilizing symbols resembling electrical relay diagrams to control industrial and mechanical processes.

I/O Points

Reference to Input/Output points on a device like a PLC, where external devices are connected for data exchange.

Memory Size

The total amount of data storage capacity available in a memory unit or system.

Plug-In Compartments

Designed sections within an electronic device that allow for easy insertion and removal of components or modules.