Question: 15. Central Airlines would like to set up a control chart to monitor its on-time arrival performance. Each day over a 10-day period, Central Airlines

15. Central Airlines would like to set up a control chart to monitor its on-time arrival performance. Each day over a 10-day period, Central Airlines chose 30 flights at random and tracked the number of late arrivals in each sample. The results are as follows:

This question is based on Chapter 5 problem 15 on page 135. (intermediate results with 4 decimal places; final answers with 2 decimal places)

In day 6, the percentage of late arriving flights =______ % .

Sp =

CL =

UCL =

LCL =

15. Central Airlines would like to set up a15. Central Airlines would like to set up a

DAY NUMBER OF LATE- ARRIVING FLIGHTS 2 3 4 0 SAMPLE SIZE 30 30 30 30 30 30 2 3 4. 5 6 1 6 DAY 7 NUMBER OF LATE- ARRIVING FLIGHTS 4. 2 3 SAMPLE SIZE 30 30 30 30 8 9 10 5

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