The New Computer Your Business Bought Lists a Mean Time

question 127

Multiple Choice

The new computer your business bought lists a mean time between failures of 1 year, with a standard deviation of 3 months. Eight months after a repair, it breaks down again. Is this surprising (Assume that the times between failures are normally distributed.)

• A)This is not unusual.
• B) This is unusual.

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Definitions:

Protective Equipment

Gear designed to safeguard individuals from physical, chemical, and biological hazards.

Chlorinated Hydrocarbons

A group of chemical compounds that contain carbon, hydrogen, and chlorine, often used in industrial applications.

Biologically Magnified

The process by which the concentration of a toxin increases as it moves through successive levels of a food chain.

Integrated Pest Management

A sustainable approach to managing pests by combining biological, cultural, physical, and chemical tools in a way that minimizes economic, health, and environmental risks.