A type I error is the chance of making a wrong call that the process has gone out of statistical control while it still is actually in statistical control.
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Q28: An X-bar chart tracks the average proportion
Q29: A p-chart tracks the proportion of defectives,
Q30: An SQC chart has a center line
Q31: The center line for the range chart
Q32: It is impossible for the X-bar chart
Q34: A process could be out of control
Q35: A p-chart is used when we are
Q36: SQC is most appropriate for operations that
Q37: The process capability index (Cpk) measures the
Q38: The lower the Cpk, the better the
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