Question: Calculate control limits for an S chart from the refractive index data of Exercise 11. Does the process appear to be in control with respect

Calculate control limits for an S chart from the refractive index data of Exercise 11. Does the process appear to be in control with respect to variability? Why or why not?
Data From Exercise 11

$Calculate control limits for an S chart from the refractive$

Day F 95.47 1.30 2 97.38 88 3 96.85 1.43 96.64 1.59 5 96.87 1.52 96.52 1.27 7 96.08 16 8 9648 .79 1.48 96.50 .80 1 97.22 1.42 12 96.55 .65 Day F 13 97.02 1.28 14 95.55 1.14 5 96.29 1.37 16 96.80 1.40 7 96.0 .58 18 95.3998 19 96.58 1.21 20 21 97.06 34 22 23 96.42 1.22 24 95.99 1.18 96.43 15 96.63 10 98.341.60

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