The upper and lower limits for the diameter for high tension cable made by Wally's Wire are UCL = 40 cm and LCL = 39 cm. Wally took 9 consecutive samples with the following average diameters (39.1 cm, 39.2 cm, 39.3 cm, 39.4 cm, 39.5 cm, 39.6 cm, 39.7 cm, 39.8 cm, 39.9cm). Is this process in control? Sample 1 Sample 2 Sample 3 Sample 4 Sample 5 Sample 6 Sample 7 Sample 8 Sample 9 39.1 cm 39.2 cm 39.3 cm 39.4 cm 39.5 cm 39.6 cm 39.7 cm 39.8 cm 39.9 cm
a. Yes, no diameters exceeded the control limit.
b. No, some diameters exceeded the control limits.
c. No, there is a distinguishable pattern to the samples.
d. No, the range is not in control.
e. There is not enough information to make a decision.
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The upper and lower limits for the diameter for high tension cable made by Wally's Wire are UCL = 40...
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