ELEMENTARY SAMPLING THEORY FOR ENGINEERING 69 



h O 5 10 15 20 25 50 55 40 4|5 50 



SJ 5 10 15 20 25 30 55 46 46 50 55 60 65 70 75 80 86 90 



X = Defectives in Universe 



AT = 900, n = 799 



CHARTS A 



