John Bruno owns a factory producing electric cords. John observes that recently the number of cords with defect has increased. He monitors the 3 processing machines for 30 days for 100 cords per observation per machine. The results of John Bruno’s observations are presented in the table below.What can he do to make sure that the number of cords with defect to go down? Date Number of Rejects by Cause Number of observations Machine Bad Wind Twisted cord Broken Leads Abraded cord Broken cord Wrong wire Failed Electrical Test 1 100 1 0 1 3 1 0 0 1 100 2 2 1 0 0 2 5 0 100 3 0 0 0 5 0 0 3 2 100 1 1 0 4 0 0 0 0 100 2 3 1 0 0 1 3 0 100 3 0 0 1 6 0 0 0 3 100 1 1 0 0 2 0 0 0 100 2 0 0 0 0 0 3 0 100 3 0 0 1 4 0 0 3 4 100 1 0 0 3 0 0 0 0 100 2 0 0 0 0 0 2 0 100 3 0 0 0 3 1 0 3 5 100 1 0 1 5 0 0 0 0 100 2 0 0 0 0 0 2 1 100 3 0 0 0 3 0 0 2 8 100 1 0 0 2 0 0 0 0 100 2 0 0 0 0 0 1 0 100 3 0 0 0 3 0 0 3 9 100 1 0 1 2 0 0 0 0 100 2 0 0 0 0 0 1 0 100 3 0 0 0 3 0 0 4 10 100 1 0 0 5 0 0 0 0 100 2 1 0 0 0 1 0 0 100 3 0 0 0 5 0 0 4 11 100 1 0 0 4 0 0 0 0 100 2 0 0 0 0 0 0 0 100 3 0 0 0 4 0 0 4 12 100 1 0 0 3 0 1 0 0 100 2 1 0 1 0 0 0 0 100 3 0 0 0 5 0 0 4 15 100 1 0 0 2 0 0 1 0 100 2 0 0 0 0 0 1 0 100 3 0 0 0 3 0 0 3 16 100 1 0 0 6 0 0 0 0 100 2 0 0 0 0 0 0 0 100 3 0 0 0 3 0 0 3 17 100 1 0 1 1 0 0 0 0 100 2 0 0 0 0 0 0 1 100 3 0 0 0 3 0 0 3 18 100 1 1 0 2 0 0 0 0 100 2 0 0 0 0 0 1 0 100 3 0 0 0 4 0 0 1 19 100 1 0 0 2 0 0 0 0 100 2 0 0 0 0 0 0 0 100 3 0 0 0 3 0 0 1 22 100 1 0 1 4 0 0 0 0 100 2 0 0 0 0 0 0 0 100 3 0 0 0 3 0 1 2 23 100 1 0 0 4 0 0 0 0 100 2 0 0 0 0 0 0 1 100 3 0 0 0 4 0 0 3 24 100 1 0 0 2 0 0 1 0 100 2 0 1 0 0 0 0 0 100 3 0 0 0 4 0 0 3 25 100 1 0 0 3 0 0 0 0 100 2 0 0 0 1 0 0 0 100 3 0 0 0 2 0 0 4 26 100 1 0 0 1 0 0 0 0 100 2 0 1 0 1 0 0 0 100 3 0 0 0 2 0 0 3 29 100 1 0 0 2 0 0 0 0 100 2 0 0 1 0 0 0 0 100 3 0 0 0 2 0 0 3 30 100 1 0 0 2 0 0 0 0 100 2 0 0 0 0 1 0 0 100 3 0 0 0 2 0 0 3
John Bruno owns a factory producing electric cords. John observes that recently the number of cords with defect has increased. He monitors the 3 processing machines for 30 days for 100 cords per observation per machine. The results of John Bruno’s observations are presented in the table below.What can he do to make sure that the number of cords with defect to go down? Date Number of Rejects by Cause Number of observations Machine Bad Wind Twisted cord Broken Leads Abraded cord Broken cord Wrong wire Failed Electrical Test 1 100 1 0 1 3 1 0 0 1 100 2 2 1 0 0 2 5 0 100 3 0 0 0 5 0 0 3 2 100 1 1 0 4 0 0 0 0 100 2 3 1 0 0 1 3 0 100 3 0 0 1 6 0 0 0 3 100 1 1 0 0 2 0 0 0 100 2 0 0 0 0 0 3 0 100 3 0 0 1 4 0 0 3 4 100 1 0 0 3 0 0 0 0 100 2 0 0 0 0 0 2 0 100 3 0 0 0 3 1 0 3 5 100 1 0 1 5 0 0 0 0 100 2 0 0 0 0 0 2 1 100 3 0 0 0 3 0 0 2 8 100 1 0 0 2 0 0 0 0 100 2 0 0 0 0 0 1 0 100 3 0 0 0 3 0 0 3 9 100 1 0 1 2 0 0 0 0 100 2 0 0 0 0 0 1 0 100 3 0 0 0 3 0 0 4 10 100 1 0 0 5 0 0 0 0 100 2 1 0 0 0 1 0 0 100 3 0 0 0 5 0 0 4 11 100 1 0 0 4 0 0 0 0 100 2 0 0 0 0 0 0 0 100 3 0 0 0 4 0 0 4 12 100 1 0 0 3 0 1 0 0 100 2 1 0 1 0 0 0 0 100 3 0 0 0 5 0 0 4 15 100 1 0 0 2 0 0 1 0 100 2 0 0 0 0 0 1 0 100 3 0 0 0 3 0 0 3 16 100 1 0 0 6 0 0 0 0 100 2 0 0 0 0 0 0 0 100 3 0 0 0 3 0 0 3 17 100 1 0 1 1 0 0 0 0 100 2 0 0 0 0 0 0 1 100 3 0 0 0 3 0 0 3 18 100 1 1 0 2 0 0 0 0 100 2 0 0 0 0 0 1 0 100 3 0 0 0 4 0 0 1 19 100 1 0 0 2 0 0 0 0 100 2 0 0 0 0 0 0 0 100 3 0 0 0 3 0 0 1 22 100 1 0 1 4 0 0 0 0 100 2 0 0 0 0 0 0 0 100 3 0 0 0 3 0 1 2 23 100 1 0 0 4 0 0 0 0 100 2 0 0 0 0 0 0 1 100 3 0 0 0 4 0 0 3 24 100 1 0 0 2 0 0 1 0 100 2 0 1 0 0 0 0 0 100 3 0 0 0 4 0 0 3 25 100 1 0 0 3 0 0 0 0 100 2 0 0 0 1 0 0 0 100 3 0 0 0 2 0 0 4 26 100 1 0 0 1 0 0 0 0 100 2 0 1 0 1 0 0 0 100 3 0 0 0 2 0 0 3 29 100 1 0 0 2 0 0 0 0 100 2 0 0 1 0 0 0 0 100 3 0 0 0 2 0 0 3 30 100 1 0 0 2 0 0 0 0 100 2 0 0 0 0 1 0 0 100 3 0 0 0 2 0 0 3
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...
Related questions
Question
John Bruno owns a factory producing electric cords. John observes that recently the number of cords with defect has increased. He monitors the 3 processing machines for 30 days for 100 cords per observation per machine. The results of John Bruno’s observations are presented in the table below.What can he do to make sure that the number of cords with defect to go down?
|
Date |
Number of Rejects by Cause |
||||||||
|
Number of observations |
Machine |
Bad Wind |
Twisted cord |
Broken Leads |
Abraded cord |
Broken cord |
Wrong wire |
Failed Electrical Test |
|
|
1 |
100 |
1 |
0 |
1 |
3 |
1 |
0 |
0 |
1 |
|
100 |
2 |
2 |
1 |
0 |
0 |
2 |
5 |
0 |
|
|
100 |
3 |
0 |
0 |
0 |
5 |
0 |
0 |
3 |
|
|
2 |
100 |
1 |
1 |
0 |
4 |
0 |
0 |
0 |
0 |
|
100 |
2 |
3 |
1 |
0 |
0 |
1 |
3 |
0 |
|
|
100 |
3 |
0 |
0 |
1 |
6 |
0 |
0 |
0 |
|
|
3 |
100 |
1 |
1 |
0 |
0 |
2 |
0 |
0 |
0 |
|
100 |
2 |
0 |
0 |
0 |
0 |
0 |
3 |
0 |
|
|
100 |
3 |
0 |
0 |
1 |
4 |
0 |
0 |
3 |
|
|
4 |
100 |
1 |
0 |
0 |
3 |
0 |
0 |
0 |
0 |
|
100 |
2 |
0 |
0 |
0 |
0 |
0 |
2 |
0 |
|
|
100 |
3 |
0 |
0 |
0 |
3 |
1 |
0 |
3 |
|
|
5 |
100 |
1 |
0 |
1 |
5 |
0 |
0 |
0 |
0 |
|
100 |
2 |
0 |
0 |
0 |
0 |
0 |
2 |
1 |
|
|
100 |
3 |
0 |
0 |
0 |
3 |
0 |
0 |
2 |
|
|
8 |
100 |
1 |
0 |
0 |
2 |
0 |
0 |
0 |
0 |
|
100 |
2 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
|
|
100 |
3 |
0 |
0 |
0 |
3 |
0 |
0 |
3 |
|
|
9 |
100 |
1 |
0 |
1 |
2 |
0 |
0 |
0 |
0 |
|
100 |
2 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
|
|
100 |
3 |
0 |
0 |
0 |
3 |
0 |
0 |
4 |
|
|
10 |
100 |
1 |
0 |
0 |
5 |
0 |
0 |
0 |
0 |
|
100 |
2 |
1 |
0 |
0 |
0 |
1 |
0 |
0 |
|
|
100 |
3 |
0 |
0 |
0 |
5 |
0 |
0 |
4 |
|
|
11 |
100 |
1 |
0 |
0 |
4 |
0 |
0 |
0 |
0 |
|
100 |
2 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
|
|
100 |
3 |
0 |
0 |
0 |
4 |
0 |
0 |
4 |
|
|
12 |
100 |
1 |
0 |
0 |
3 |
0 |
1 |
0 |
0 |
|
100 |
2 |
1 |
0 |
1 |
0 |
0 |
0 |
0 |
|
|
100 |
3 |
0 |
0 |
0 |
5 |
0 |
0 |
4 |
|
|
15 |
100 |
1 |
0 |
0 |
2 |
0 |
0 |
1 |
0 |
|
100 |
2 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
|
|
100 |
3 |
0 |
0 |
0 |
3 |
0 |
0 |
3 |
|
|
16 |
100 |
1 |
0 |
0 |
6 |
0 |
0 |
0 |
0 |
|
100 |
2 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
|
|
100 |
3 |
0 |
0 |
0 |
3 |
0 |
0 |
3 |
|
|
17 |
100 |
1 |
0 |
1 |
1 |
0 |
0 |
0 |
0 |
|
100 |
2 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
|
|
100 |
3 |
0 |
0 |
0 |
3 |
0 |
0 |
3 |
|
|
18 |
100 |
1 |
1 |
0 |
2 |
0 |
0 |
0 |
0 |
|
100 |
2 |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
|
|
100 |
3 |
0 |
0 |
0 |
4 |
0 |
0 |
1 |
|
|
19 |
100 |
1 |
0 |
0 |
2 |
0 |
0 |
0 |
0 |
|
100 |
2 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
|
|
100 |
3 |
0 |
0 |
0 |
3 |
0 |
0 |
1 |
|
|
22 |
100 |
1 |
0 |
1 |
4 |
0 |
0 |
0 |
0 |
|
100 |
2 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
|
|
100 |
3 |
0 |
0 |
0 |
3 |
0 |
1 |
2 |
|
|
23 |
100 |
1 |
0 |
0 |
4 |
0 |
0 |
0 |
0 |
|
100 |
2 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
|
|
100 |
3 |
0 |
0 |
0 |
4 |
0 |
0 |
3 |
|
|
24 |
100 |
1 |
0 |
0 |
2 |
0 |
0 |
1 |
0 |
|
100 |
2 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
|
|
100 |
3 |
0 |
0 |
0 |
4 |
0 |
0 |
3 |
|
|
25 |
100 |
1 |
0 |
0 |
3 |
0 |
0 |
0 |
0 |
|
100 |
2 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
|
|
100 |
3 |
0 |
0 |
0 |
2 |
0 |
0 |
4 |
|
|
26 |
100 |
1 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
|
100 |
2 |
0 |
1 |
0 |
1 |
0 |
0 |
0 |
|
|
100 |
3 |
0 |
0 |
0 |
2 |
0 |
0 |
3 |
|
|
29 |
100 |
1 |
0 |
0 |
2 |
0 |
0 |
0 |
0 |
|
100 |
2 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
|
|
100 |
3 |
0 |
0 |
0 |
2 |
0 |
0 |
3 |
|
|
30 |
100 |
1 |
0 |
0 |
2 |
0 |
0 |
0 |
0 |
|
100 |
2 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
|
|
100 |
3 |
0 |
0 |
0 |
2 |
0 |
0 |
3 |
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