The Life Expectancy of a Particular Brand of Tire Is

question 71

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 42,500 miles?

• A) 0.0000
• B) 1.0000
• C) 0.5000
• D) 0.9500

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Definitions:

Special Order

A one-time customer order often involving a large quantity and possibly requiring adjustments to standard pricing or production processes.

Variable Manufacturing Cost

Costs that vary in direct proportion to changes in production volume, such as raw materials and direct labor.

Variable Selling Cost

Variable selling costs fluctuate with sales volume; they include expenses such as commission and shipping that increase with higher sales.

Constrained Resource

A limited resource within a system that significantly affects the throughput or output of the system.