Practical Management Science
6th Edition
ISBN: 9781337406659
Author: WINSTON, Wayne L.
Publisher: Cengage,
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Transcribed Image Text:**Chapter 16 Assessment**
The president of a consulting firm wants to minimize the total number of hours it will take to complete four projects for a new client. Accordingly, she has estimated the time it should take for each of her top consultants—Charlie, Betty, Johnny, and Rick—to complete any of the four projects, as follows:
**Table: Hours Required to Complete Projects**
```
Consultant Project (Hours)
A B C D
Charlie 13 16 11 13
Betty 11 15 14 18
Johnny 15 22 12 15
Rick 17 17 12 22
```
Assume there must be one-to-one matching between consultants and projects. What is the optimal assignment of consultants to projects?
**Multiple Choice Options:**
- ○ Charlie to A; Betty to B; Johnny to C; Rick to D
- ○ Charlie to D; Betty to C; Johnny to B; Rick to A
- ○ Charlie to C; Betty to A; Johnny to D; Rick to B
- ○ Charlie to D; Betty to B; Johnny to C; Rick to A
- ○ Charlie to D; Betty to A; Johnny to C; Rick to B
Transcribed Image Text:### Chapter 16 Assessment
#### Question 17
**What is the optimum job sequence for the jobs listed below using Johnson's rule?**
| Job | Center 1 (hrs) | Center 2 (hrs) |
|-----|---------------|----------------|
| d | 13 | 23 |
| e | 23 | 13 |
| f | 16 | 18 |
| g | 20 | 17 |
**Multiple Choice Options:**
- ( ) e-g-f-d
- ( ) d-g-f-e
- (x) d-f-g-e
- ( ) e-d-f-g
- ( ) f-e-d-g
The selected answer is "d-f-g-e". Johnson's rule is used to minimize the total time in a two-machine flow shop scheduling problem. The rule involves selecting the job with the shortest processing time first, ensuring optimal sequencing.
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