One of New England Air's top competitive priorities is on-time arrivals. Quality VP Clair Bond decided to personally mon

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One Of New England Air S Top Competitive Priorities Is On Time Arrivals Quality Vp Clair Bond Decided To Personally Mon 1 (57.33 KiB) Viewed 56 times

One of New England Air's top competitive priorities is on-time arrivals. Quality VP Clair Bond decided to personally monitor New England Air's performance. Each week for the past 30 weeks, Bond checked a random sample of 100 flight arrivals for on-time performance. Click the icon to view the table that contains the number of flights that did not meet New England Air's definition of on time. a) The overall fraction of late flights is (enter your response as a real number rounded to two decimal places.)

a) The overall fraction of late flights is (enter your response as a real number rounded to two decimal places.) Using a 95% confidence level, the upper and lower control limits are: Upper controllimit (UCLP)=(enter your response as a fraction between 0 and 1, rounded to four decimal places). | Lower control limit (LCL)-(enter your response as a fraction between 0 and 1, rounded to four decimal places). 1) b) Assume that the airline industry's upper and lower control limits for flights that are not on time are 0.1000 and 0.0400, respectively. Choose the correct control chart below. OA. A. OB. Oc. a 5 0.147 2 0.12 0.10 0.08 0.06- 0.04 8 0.02 0.00! Percentage of late flights 5 0.147 0.12 0.104 0.08 0.06 $ 0.04 0.02 0.00 Percentage of late flights 0.14 0.12- 0.10 0.08- 0.06 0.04 0.02 0.00 0 10 30 10 30 10 20 Sample 30 20 Sample 20 Sample c) Choose the chart below that correctly plots the percentage of late flights in each sample. OA OB Oc a 0.20 0.16 Percentage of late flights 0.12 Percentage of late flights 0.2011 0.16 0.12 0.08 0.04 0.00+ 0 Percentage of late flights 0.08 0.04- 0.00+ 0 0.2011 0.16 0.12- 0.08 0.04- 0.00 + D Y 10 30 30 10 30 20 Sample 20 Sample 20 Sample

Do all samples fall within New England Air's control limits? No Yes When one falls outside the control limits, what should be done? A. An investigation, leading to corrective action, should be done. B. Nothing should be done. C. Find new control limits so that each sample falls within new limits. d) What can Clair Bond report about the quality of service? A. Clair needs to report that the airline meets the industry standards, but does not meet its own standards. B. Clair needs to report that the airline meets its own standards, but does not meet the industry standards. C. Clair needs to report that the airline meets neither its own standards nor the industry standards. D. Clair needs to report that the airline meets both its own standards and the industry standards.