Discuss the below in detail:
Q: The number of monthly customer complaint at a restaurant can be monitored. Develop three sigma level control chart using the data below. Calculate and show values for UCL, CL, and LCL. Is everything under control? Discuss your conclusion. You will have to choose the proper control chart.
week
|
1
|
2
|
3
|
4
|
5
|
# of complaint
|
0
|
1
|
2
|
3
|
4
|