Create C-Charts. -A Manufacturer of a Particular Grade of Copper Tubing Collects

Multiple Choice

Create c-charts.
-A manufacturer of a particular grade of copper tubing collects data on the number of
Flaws occurring in 500 foot coils. Suppose they sample a total of 40 coils to initiate
Control charting. The average number of defects per coil is 2.5. The lower and upper
Control limits for the appropriate control chart for these data are

A) 0 and 7.24.
B) 0 and 5.66.
C) 2.24 and 7.24.
D) 2.24 and 4.08.
E) none of the above.