Multiple Choice
If the specification subgroup size is n = 4 and the known process parameters are μ = 2.75 and σ = .044,the control limits for the chart will be:
A) LCL = 2.684,UCL = 2.816.
B) LCL = 2.728,UCL = 2.772.
C) LCL = 2.618,UCL = 2.882.
D) LCL = 2.518,UCL = 2.998.
Correct Answer:

Verified
Correct Answer:
Verified
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