Flaws are counted on a standard steel plate (sheet). Each sheet has the exact same dimensions. If sheets are selected at
Posted: Wed Jul 06, 2022 6:07 am
Flaws are counted on a standard steel plate (sheet). Each sheet has the exact same dimensions. If sheets are selected at random and the number of flaws per sheet is as follows, determine the lower and upper control limits. Sheet 1 2 3 4 5 6 7 8 Number of Flaws 3 1 30 0 2 2 0 3 O UCL-5.72, LCL--2.22 O UCL 5.98, LCL -0.00 UCL-5.72, LCL-0.00 OUCL-2.84, LCL--1.70 OUCL-2.84, LCL-0.00