A Distribution of Service Times at a Waiting Line Indicates

question 62

Multiple Choice

A distribution of service times at a waiting line indicates that service takes 6 minutes 30 percent of the time,7 minutes 40 percent of the time,8 minutes 20 percent of the time,and 9 minutes 10 percent of the time.In preparing this distribution for Monte Carlo analysis,the service time of 8 minutes would be represented by what random number range?

• A)20 through 40
• B)21 through 40
• C)70 through 90
• D)71 through 90
• E)01 through 20

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Definitions:

Service Brakes

The primary braking system used in vehicles for normal stopping operations, as opposed to auxiliary systems like parking or emergency brakes.

Foundation Brakes

The braking components downstream from the actuator that mechanically effect braking on a wheel. In a truck S-cam brake assembly, the foundation brakes consist of a slack adjuster, an S-camshaft, brake shoes, and a drum.

S-Cam-Actuated

Describes a type of brake system, particularly in heavy vehicles, where the braking action is initiated by the rotation of an S-shaped cam.

Air Disc Brakes

Air disc brakes are a type of brake system for heavy-duty vehicles that use air pressure to apply pressure to a disc, slowing or stopping the vehicle.