The Number of Traffic Accidents Per Day on a Certain

question 59

Multiple Choice

The number of traffic accidents per day on a certain section of highway is thought to be Poisson distributed with a mean equal to 2.19. Based on this, how many traffic accidents should be expected during a period of one week?

• A) 15.33
• B) approximately 12.21
• C) 10.95
• D) approximately 10.36

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Definitions:

Fuse Links

Safety devices in electrical systems that melt and break the circuit when current exceeds a certain level, preventing overheating.

Relays

Electrically operated switches that open or close circuits when activated, used in various applications to control high power or high voltage devices with low power signals.

Series Circuits

Electrical circuits in which components are arranged in a sequence such that the current flows through each component one after the other.

Voltage Drops

A reduction in voltage across a component or section of a circuit, indicating resistance or a loss of electrical power.