Question: 1. On page 144 is a typical attribute chart form with information concerning 2-L soda bottles. a. Calculate the proportion nonconforming for subgroups 21, 22,

1. On page 144 is a typical attribute chart form with information concerning 2-L soda bottles.

a. Calculate the proportion nonconforming for subgroups 21, 22, 23, 24, and 25. Construct a run chart.

b. Calculate the trial central line and control limits.

Draw these values on the chart.

c. If it is assumed that any out-of-control points have assignable causes, what central line and control limits should be used for the next period?

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