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A random sample of surgical procedures was selected each month for 30 consecutive months, and the...

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Statistics

A random sample of surgical procedures was selected each monthfor 30 consecutive months, and the number of procedures withpost-operative complications was recorded. The data are listed inthe accompanying table.

  1. What type of control chart is the most appropriate to analyzethe process?
  2. Compute the critical boundaries for the control chart.
  3. Interpret the chart. Does the process appear to be in control?Explain.

Months

Complications

Procedure Sampled

1

8

107

2

7

90

3

12

70

4

7

103

5

8

70

6

50

100

7

7

65

8

5

80

9

7

97

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AnswerGiven ThatA random sample of surgical procedures was selected each monthfor 30 consecutive months and the number of procedures withpostoperative complications was recorded The data are listed inthe accompanying tableWhat type of control    See Answer
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