Customers Arrive According to a Poisson Distribution

question 126

Multiple Choice

Customers arrive according to a Poisson distribution.The average number of customer arrivals per hour is three.The probability that four customers will arrive in the next two hours is:

• A)less than or equal to 0.10.
• B)greater than 0.10 but less than or equal to 0.12.
• C)greater than 0.12 but less than or equal to 0.14.
• D)greater than 0.14.

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Definitions:

Highest Unemployment Rate

A term referring to the highest recorded rate of unemployment in a region or country during a specific time period.

African American Teenagers

A demographic group in the United States comprising individuals of African descent who are between the ages of 13 and 19.

College Graduates

People who have graduated from a higher education institution, such as a college or university.

Seasonal Unemployment

Joblessness related to seasonal variations in demand or supply of labor, commonly seen in industries such as tourism, agriculture, and retail.