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

Short Answer

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} Find the numerical value of the center line for the p chart.