An operator took twenty N=200 samples at a workstation in a production process. The number of defective items in each sample was recorded as follows:

Sample	number of defects
1	12
2	3
3	0
4	3
5	sixteen
6	5
7	2
8 9 10 11 12 13 14 15 sixteen 17 18 19 20	2 1 3 2 3 27 1 5 17 8 20 2 22

Management wants to develop a p chart using 3 sigma limits. What are the control limits?

Answer rating: 100% (QA)

To calculate the control limits for a pchart using 3 sigma limits we need to follow these steps Step ... View the full answer