The approximate upper control limit calculated for control chart limits based on an average sample size, is expressed by
Posted: Thu Jul 14, 2022 1:47 pm
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=\(\bar{p} + 3\sqrt{\bar{p}(1-\bar{p})/\bar{n}}\)
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=\(\bar{p} + 3\sqrt{\bar{p}(1-\bar{p})/\bar{n}}\)