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2.
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Select Analyze > Quality and Process > Control Chart Builder.
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3.
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4.
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5.
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6.
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In the Average chart, right-click and select Warnings > Test Beyond Limits.
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Including the Phase variable means that the control limits for phase 2 are based only on the data for phase 2. None of the phase 2 observations are outside the control limits. Therefore, you can conclude that the process is in control after the adjustments were made.
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Starting from Control Charts for each Phase, double-click in the X axis.
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2.
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Select Allow Ranges.
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3.
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Enter -0.5 for the Min Value (the scale minimum).
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4.
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Enter 19.5 for the Max Value (the dividing line).
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6.
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Click Add.
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7.
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Click Allow Ranges.
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8.
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Enter 19.5 for the Min Value (the dividing line).
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9.
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Enter 39.5 for the Max Value (the maximum of the axis).
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11.
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Click Add.
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12.
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Click OK.
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