The Random Variable X Is the Number of Customers Arriving

question 142

Multiple Choice

The random variable x is the number of customers arriving at the service desk of a local car dealership over an interval of 10 minutes. It is known that the average number of arrivals in 10 minutes is 5.3. The probability that there are less than 3 arrivals in any 10 minutes is:

• A) .0659
• B) .0948
• C) .1016
• D) .1239

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Definitions:

Lactose Intolerance

A gastrointestinal condition where an individual is unable to digest lactose, a sugar found in milk and dairy products, leading to symptoms like bloating, gas, and diarrhea.

Myopia

A common vision condition also known as nearsightedness, where distant objects appear blurry while close ones are clear.

Recessive Traits

Characteristics in genetics not expressed unless an individual inherits two copies of a gene, one from each parent.

Protanopia

A type of color blindness where there is a deficiency in red cone cells, making it hard to distinguish red from green.