On Average, a Certain Kind of Kitchen Appliance Requires Repairs

question 30

Multiple Choice

On average, a certain kind of kitchen appliance requires repairs once every four years. Assume that the times between repairs are exponentially distributed. Which of the following Excel commands computes the probability that the appliance will work no more than three years without requiring repairs?

• A) EXPON.DIST(3,1.0,1)
• B) EXPON.DIST(3,0.25,1)
• C) EXPON.DIST(3.1.0,0)
• D) EXPON.DIST(3.0.25,0)

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Definitions:

Blood Sugar

The concentration of glucose present in the blood, essential for energy production but problematic when levels are too high or too low.

Vomiting

The forceful expulsion of stomach contents through the mouth, a protective mechanism to remove harmful substances from the body.

Sodium Chloride

A chemical compound, also known as table salt, used mainly in the food industry as a flavor enhancer and preservative, as well as in medical treatments.

Fluid Therapy

The medical practice of replenishing bodily fluids and electrolytes via oral or intravenous route to treat dehydration or electrolyte imbalances.