The Daily Dinner Bills in a Local Restaurant Are Normally

question 12

Essay

The daily dinner bills in a local restaurant are normally distributed with a mean of $28 and a standard deviation of $6.
a.What is the probability that a randomly selected bill will be at least $39.10?
b.What percentage of the bills will be less than $16.90?
c.What are the minimum and maximum of the middle 95% of the bills?
d.If twelve of one day's bills had a value of at least $43.06, how many bills did the restaurant collect on that day?

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Definitions:

Communication Process

The method by which information is transferred and understood between two or more parties, involving elements like sender, message, medium, receiver, and feedback.

Joint Decisions

The outcome of a decision-making process that involves collaboration or agreement between two or more parties or stakeholders.

Management By Objectives

A management strategy where goals are defined clearly for each employee, and performance is evaluated based on the achievement of these goals.

Collective Bargaining

The process in which employers and representatives of a labor union negotiate terms of employment, such as wages, hours, and working conditions.