The Following Table Shows the Number of Employees Who Called

question 46

Essay

The following table shows the number of employees who called in sick at a business for different days of a particular week. $$\begin{array} { l | c c c c c c c } \text { Day } & \text { Sun } & \text { Mon } & \text { Tues } & \text { Wed } & \text { Thurs } & \text { Fri } & \text { Sat } \\\hline \text { Number sick } & 8 & 12 & 7 & 11 & 9 & 11 & 12\end{array}$$
i) At the 0.05 level of significance, test the claim that sick days occur with equal frequency on the different days of the week.
ii) Test the claim after changing the frequency for Saturday to 152. Describe the effect of this outlier on the test.

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Definitions:

Sterile Field

An area created to prevent infection during medical procedures, maintained free from all microorganisms.

Latex Allergy

An allergic reaction to natural rubber latex products, causing symptoms from skin redness to anaphylaxis.

Urinary Catheter

A tube inserted into the bladder to provide a continuous flow of urine, used when patients cannot urinate on their own.

Contaminated Package

A package that has been exposed to pollutants, pathogens, or hazardous materials, rendering it unsafe.