Exhibit 12.5 The Following Questions Use the Information Below

question 4

Short Answer

Exhibit 12.5
The following questions use the information below.
The owner of Sal's Italian Restaurant wants to study the growth of his business using simulation. He is interested in simulating the number of customers and the amount ordered by customers each month. He currently serves 1000 customers per month and feels this can vary uniformly between a decrease of as much as 5% and an increase of up to 9%. The bill for each customer is a normally distributed random variable with a mean of $20 and a standard deviation of $5. The average order has been increasing steadily over the years and the owner expects the mean order will increase by 2% per month. You have created the following spreadsheet to simulate the problem.
-Sal, from Exhibit 12.5, has produced the following spreadsheet to compute confidence intervals on his income. What formula should go in cell B8 to compute the upper limit on a 95% confidence interval for the true population mean?

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Definitions:

Role Ambiguities

Uncertainty faced by individuals when the expectations and responsibilities of their role are not clearly defined.

Role Overloads

A situation where an individual or group faces more responsibilities and tasks than they can manage, often leading to stress or decreased performance.

Poor Health

A state characterized by a decline in or impairment of an individual's physical, mental, or emotional well-being.

Workplace Stress

The physical and emotional responses that occur when the requirements of a job do not match the capabilities, resources, or needs of the worker.