Scenario B.1 a Single Volunteer Octogenarian Usher Can Scan Tickets with a with a Handheld

question 44

Multiple Choice

Scenario B.1
A single volunteer octogenarian usher can scan tickets with a handheld device and direct theater patrons to their seats at a rate of 30 per hour with an accuracy rate approaching 23%. On average, about twenty-five customers arrive every hour for assistance and always wait, regardless of how long the line gets. Arrivals are governed by the Poisson distribution and service is governed by the exponential distribution.
-How many theater patrons are waiting for their favorite octogenarian usher in Scenario B.1?

• A) two
• B) three
• C) four
• D) five

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Definitions:

River Terraces

Step-like landforms along the sides of valleys and rivers, formed by the erosion of soil and rock and the deposition of sediments.

Alluvial Fans

Fan or cone-shaped deposits of sediment crossed and built up by streams, typically found at the outlet of canyons.

Entrenched Meanders

River meanders that have cut deeply into the landscape, often in a canyon form, showing a history of flowing through a relatively stable channel for an extended period.

Distributaries

Branches of a river that flow away from its main course, typically seen in delta regions where the river splits into several smaller channels near its mouth.