Control Charts for p. In Exercises 5-12, use the given process data to construct a control chart for p. In each case, use the three out-of-control criteria listed near the beginning of this section and determine whether the process is within statistical control. If it is not, identify which of the three out-of-control criteria apply.
8. Defibrillators Al least one corporation was sued for manufacturing defective heart defibrillators. Listed below are the numbers of defective defibrillators in successive batches of 1000. Construct a control chart for the proportion p of defective defibrillators and determine whether the process is within statistical control. If not, identify which of the three out-of-control criteria apply.

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Chapter 14 Solutions
Elementary Statistics (nasta Edition), 13th Edition
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