Question: UNCCOPER manufacturing has collected data to develop X-bar and R charts. . The average of the sample averages X-double bar is 6.96 and the average
UNCCOPER manufacturing has collected data to develop X-bar and R charts. . The average of the sample averages X-double bar is 6.96 and the average range R-bar is 12 based on several samples of size 7. Answer Qs 16-18 based on this data.
None of these
0
0.96
1.68
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