The defect rate for a product has historically been about 7.0%. What is the upper control chart limit if you wish to use a sample size of 20 and 3-sigma limits?
A) 0.186
B) 0.203
C) 0.222
D) 0.241

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The Answer of The defect rate for a product has historically been about 7.0%. What is the upper control chart limit if you wish to use a sample size of 20 and 3-sigma limits?
A) 0.186
B) 0.203
C) 0.222
D) 0.241

The Defect Rate for a Product Has Historically Been About