View the step-by-step solution to:

Activity Immediate Predecessor Normal Time (days) Normal Cost Crashed Time (days) Crashed Cost A - Obtain Instructor None 7 $500 4 $800 B - Locate

 

Activity

Immediate Predecessor

Normal Time (days)

Normal Cost

Crashed Time (days)

Crashed Cost

A - Obtain Instructor

None

7

$500

4

$800

B - Locate Room

A

3

$200

2

$350

C - Check Coats

None

6

$500

4

$900

D - Room Open?

C

3

$200

1

$500

E - Schedule Class

B and D

2

$300

1

$

network schedule showing:

  1. Early Starts (ES) for all activities
  2. Late Starts (LS) for all activities
  3. Slacks for all activities
  4. Critical path and its length
  5. Non-critical paths and their length

Schedule Compression:

  1. What is the crash cost per day for each activity?
  2. Which activities should be crashed to meet a project deadline of 10 days with a minimum cost? You may assume that you can partially crash an activity.
  3. What is the new cost after crashing the project?
  4. Fully crash the project to its minimum duration.  a table that shows (for each day the project length is reduced) the project duration, the activities that are crashed, the incremental crash cost, and the total crash cost.

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