How did they get the p chart for this and the standard deviation? (by hand please. NO EXCEL OR ANY OTHER PROGRAM) Number 1 is the only other information for question two we have.
2) For the following info, find the 3-sigma UCL for P. sample size 100 Sampledefects Sample defects 6 4 3 A. 18.2% P = 20/600-3.33% 033 C967 018 C. 102% 100 UCL = .033 + 3(.018) = .087 = 8.7%