Question
___ The lower and upper control limits for an Xchart for a process are 20.914 and 22.017 respectively. Consider thefollowing two samples: Sample 1: 21.8,
___
The lower and upper control limits for an Xchart for a process are 20.914 and 22.017 respectively. Consider thefollowing two samples:
Sample 1: 21.8, 21.2, 23.1, 21.8, 22.7, 21.4
Sample 2: 22.5, 20.1, 21.6, 20.3, 20.6, 21.3
Which sample(s) signal the process is out of control?
Neither sample
Sample 1only
Sample 2only
Both samples
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Basic College Mathematics (Subscription)
Authors: Elayn Martin Gay
6th Edition
0134844947, 9780134844947
