A Random Sample of 10 Waiters in Weston,West Virginia,revealed the Following

question 142

Essay

A random sample of 10 waiters in Weston,West Virginia,revealed the following hourly earnings,including tips: 19,18,15,16,18,17,16,18,20,and 14.(Units are dollars.)
a.If the hourly earnings are normally distributed with a standard deviation of $4.50,estimate with 95% confidence the mean hourly earnings for all waitresses in Iowa City.
b.Interpret your confidence interval.

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Definitions:

Funeral Directors

Professionals who specialize in arranging and directing the logistical and ceremonial aspects of a funeral service, including the preparation of the deceased for burial or cremation.

National Funeral Directors Association

An organization that represents funeral directors and businesses, focusing on professional development, regulations, and advocacy within the funeral industry.

Stein Casket Manufacturing

A hypothetical or specific company involved in the production and supply of caskets for burials.

Milwaukee

A city in the U.S. state of Wisconsin, known for its brewing industry, cultural festivals, and being situated along Lake Michigan's western shore.