Reconsider the data presented in Exercise 6 21 a Rework both
Reconsider the data presented in Exercise 6.21.
(a) Rework both parts (a) and (b) of Exercise 6.21 using the x and s charts.
(b) Does the s chart detect the shift in process variability more quickly than the R chart did originally in part (b) of Exercise 6.21?
In Exercise 6.21
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