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1. |
The approximate upper control limit calculated for control chart limits based on an average sample size, is expressed by _____ |
A. | UCL=\(\bar{p} + 0.5\sqrt{\bar{p}(1-\bar{p})/\bar{n}}\) |
B. | UCL=\(\bar{p} + \sqrt{\bar{p}(1-\bar{p})/\bar{n}}\) |
C. | UCL=\(\bar{p} – 3\sqrt{\bar{p}(1-\bar{p})/\bar{n}}\) |
D. | UCL=\(\bar{p} + 3\sqrt{\bar{p}(1-\bar{p})/\bar{n}}\) |
Answer» E. | |