The Mean Travel Time to Work Is 25

question 82

Multiple Choice

The mean travel time to work is 25.2 minutes (U.S.Census 2010) .Further,suppose that commute time follows a log-normal distribution with a standard deviation of 10 minutes. What is the probability a randomly selected U.S.worker has a commute time of less than 20 minutes?

• A) 30.15%
• B) 34.09%
• C) 65.91%
• D) 69.85%

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Definitions:

Direct Materials

Raw materials that are directly traceable to the production of specific goods or products.

Variable Overhead

Costs that fluctuate with production volume, such as electricity for manufacturing equipment, excluding fixed costs.

Excess Capacity

A situation where a company can produce more goods or provide more services than currently demanded, indicating unused productive potential.

Special Order

A one-time customer order often involving a large quantity and requiring a separate pricing or product specification arrangement.