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. Sample (week) Late Flights Sample (week) Late Flights 1 3 16 3 2 3 17 2 3 11 18 6 4 2 19 3 5 1 20 2 6 2 21 1 7 5 22 22 8 7 23 3 9 11 24 1 10 0 25 2 11 3 26 1 12 5 27 0 13 2 28 1 14 2 29 4 15 7 30 5 a) The overall fraction of late flights is [ 0.04 ] enter your response here (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 control limit (UCLp)= enter your response here [ ? ] (enter your response as a fraction between 0 and 1, rounded to four decimal places) Lower control limit (LCLp) = enter your response here [ ? ] enter your response as a fraction between 0 and 1, rounded to a four decimal places)

Practical Management Science

6th Edition

ISBN:9781337406659

Author:WINSTON, Wayne L.

Publisher:WINSTON, Wayne L.

Chapter2: Introduction To Spreadsheet Modeling

Section: Chapter Questions

Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...

See similar textbooks

Related questions

Question

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.

Sample (week) Late Flights Sample (week) Late Flights
1 3 16 3
2 3 17 2
3 11 18 6
4 2 19 3
5 1 20 2
6 2 21 1
7 5 22 22
8 7 23 3
9 11 24 1
10 0 25 2
11 3 26 1
12 5 27 0
13 2 28 1
14 2 29 4
15 7 30 5

a) The overall fraction of late flights is [ 0.04 ]

enter your response here

(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 control limit

(UCLp)= enter your response here [ ? ]

(enter your response as a fraction between 0 and 1, rounded to four decimal places)

Lower control limit

(LCLp) = enter your response here [ ? ]

enter your response as a fraction between 0 and 1, rounded to a four decimal places)

Expert Solution