The Life Expectancy of a Particular Brand of Tire Is

question 53

Multiple Choice

The life expectancy of a particular brand of tire is normally distributed with a mean of 40,000 and a standard deviation of 5,000 miles.What is the probability that a randomly selected tire will have a life of exactly 47,500 miles?

• A) 0.0000
• B) 0.9332
• C) 0.0668
• D) 0.4993

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Definitions:

Every Hour

A time interval indicating that an action or event occurs once each hour.

Shift

In a work context, it refers to the set period of time during which an individual is scheduled to work; in general context, it can mean a change or movement.

Every 24 Hours

A time frame referring to the occurrence of an event or the administration of medication once a day.

Anxiety

A mental health disorder characterized by excessive nervousness, fear, apprehension, and worry.