In the surgical department:
1. Describe the product or service, the quality issue and why it is important.
2. Describe how the data would be collected and what the categories are in which you need to determine if there is a difference in the mean.
3. Why is it important to know, and what are the implications if the means are equal and if they are not equal?
4. Do you need to go further and find out which specific means are not equal to each other?
5. References