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1. |
What is the correct expression for the UCL for an Individuals Control Chart? |
A. | UCL=\(\bar{x}+\frac{3\overline{MR}}{d_2}\) |
B. | UCL=\(\bar{x}+\frac{2\overline{MR}}{d_2}\) |
C. | UCL=\(\bar{x}+\frac{3\overline{MR}}{d_3}\) |
D. | UCL=\(\bar{x}+\frac{\overline{MR}}{d_2}\) |
Answer» B. UCL=\(\bar{x}+\frac{2\overline{MR}}{d_2}\) | |