THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING

question 236

Multiple Choice

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING:
On average,you receive 2.6 pieces of junk mail a day.Assume that the number of pieces of junk mail you receive each day follows the Poisson distribution.
-What is the probability that you receive exactly three pieces of junk mail today?

• A)0.198
• B)0.233
• C)0.218
• D)0.176

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Definitions:

Standard Type 30

Often refers to a size or specification for parts such as brake chambers in commercial vehicles, indicating a common dimension or capacity.

Clamp-type Brake Chamber

A component of air brake systems commonly found on trucks and buses, using air pressure to apply the brakes.

U-joint Cross

A component of a universal joint used in the drivelines of vehicles, allowing for the transmission of torque at an angle between shafts.

Trunnion Seals

Sealing elements used in trunnions (pivot points) to prevent leakage of lubricants and the ingress of contaminants.