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Diaper Delivery Wrap-M-Up,a Ft.Lauderdale Diaper Service,has 10 Delivery Men Who Each Deliver

Question 139

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Diaper Delivery
Wrap-M-Up,a Ft.Lauderdale diaper Service,has 10 delivery men who each deliver diapers to 50 customers every day.Wrap-M-Up decides to record the proportion of diapers delivered on time for a 10-day period and construct a p chart to see whether the proportion is too erratic.The data are shown below: Diaper Delivery Wrap-M-Up,a Ft.Lauderdale diaper Service,has 10 delivery men who each deliver diapers to 50 customers every day.Wrap-M-Up decides to record the proportion of diapers delivered on time for a 10-day period and construct a p chart to see whether the proportion is too erratic.The data are shown below: ​ ​ -{Diaper Delivery Narrative} At which days is the process out of control? ​ ​
-{Diaper Delivery Narrative} At which days is the process out of control?

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