Multiple Choice
If you are going to develop an "X-bar" chart based on range statistics and you are using a sample size of 12 for your charting purposes.Which of the following is the A2 factor for the "X-bar" chart?
A) 0.37
B) 0.31
C) 0.27
D) 0.22
E) 0.18
Correct Answer:
Verified
Correct Answer:
Verified
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