Qualitative - Consider the 7 six sigma analytical tools spoken of in chapter 10. Suggest one of these tools for each of the following cases. Why does this tool fit the case? Jones manages a Taco Bell restaurant. She is concerned because customers frequently are receiving either incorrectly filled orders or sub-standard food. Jones wonders what the reasons for these problems are. She thinks that some combination of people, method, food ingredients or equipment may be the reason. Borch runs a machine in a factory. He produces identical parts throughout the day. The customer is most concerned about a certain key measurement and whether the machine is consistently producing parts. At times, the machine produces parts that vary from specifications due to specific causes (such as a worn tool). At other times, there is simply random variation from part to part. Borc wants his operator to periodically sample parts and chart the result to determine if action is required. Mary works for a car rental agency. Every day her staff prepares cars for rental. However, there are recurring errors seemingly a laundry list of problems such as tanks arent full, vehicle exteriors are dirty, windows are streaked, and the like. She wants to bring an important issue to her weekly staff meeting and wants to be able to highlight how often each issue is occurring.