The upper control limits for the GCC will be ____________ for the x̅ – McqOptions

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1.	The upper control limits for the GCC will be ____________ for the x̅ chart.
A.	UCL=\(\bar{\bar{x}}+A_2 \overline{R}\)
B.	UCL=\(\bar{\bar{x}}-A_2 R\)
C.	UCL=\(\bar{\bar{x}}-A_2 \overline{R}\)
D.	UCL=\(\bar{\bar{x}}+A_2 R\)
Answer» B. UCL=\(\bar{\bar{x}}-A_2 R\)

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