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:

Proposition

A declaration that conveys an assessment or viewpoint.

Standard Form

A universally recognized method of displaying information or arguments for ease of understanding and analysis.

Implicit Propositions

Statements that are assumed within an argument but not explicitly stated.

Syllogisms

A method of logic where a conclusion is derived from two presented or assumed statements (premises), both containing a shared or middle term that is absent in the conclusion.