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:

Monocytes

A type of white blood cell part of the human immune system, involved in the removal of harmful organisms, dead cells, and other debris from the body.

Phagocytosis

The cellular process where cells, particularly immune cells, engulf and digest particulate matter like bacteria or cellular debris.

Fusion Inhibitors

A class of antiretroviral drugs used to block the fusion of the HIV virus with host cells, preventing the virus from entering and infecting the cells.

T Cells

A type of white blood cell that plays a central role in the immune response by attacking infected or cancerous cells.