Customers Arrive at a Store Randomly, Following a Poisson Distribution

question 41

Short Answer

Customers arrive at a store randomly, following a Poisson distribution at an average rate of 90 per hour. How many customers would you expect to arrive in a 20 minute period?

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Definitions:

Blind Spots

Areas in a person’s field of vision where no vision is possible, usually due to the lack of light-detecting photoreceptor cells on the optic disc of the retina.

Receptor Cells

Specialized cells that respond to specific types of energy (e.g., light, sound) and convert it into electrical signals for the nervous system.

Retina

A thin layer of tissue located on the inside back wall of the eye, containing cells that are sensitive to light and trigger nerve impulses that are sent to the brain via the optic nerve.

Dim Light

A level of illumination that is subdued or less than bright, often creating a mood of relaxation or serenity, and can influence the perception of environments.