For the Next Questions, Assume That a Simple Random Sample

question 23

Essay

For the next questions, assume that a simple random sample has been taken
and the population is normally distributed. Engineers assessing the variation in
wait time at Starbucks, Dunkin Donuts, and Caribou Coffee determined that the
standard deviation of the wait time for a sample of nine customers was 25.6
seconds. Use a 95% confidence level.
-Find the critical value .

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Definitions:

Business Managers

Professionals responsible for planning, controlling, and overseeing the operations and activities within a business to achieve organizational goals.

IT Managers

IT managers are professionals responsible for overseeing and managing the information technology (IT) resources and personnel within an organization, ensuring the effective and efficient utilization of technology.

Business Departments

Divisions within a company that are responsible for various functions such as sales, marketing, finance, and human resources.

IT Departments

Divisions within organizations responsible for overseeing and managing technology systems, including hardware, software, and networks.