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EMGT 501 HW #3 Chapter 10 - SELF TEST 7 Chapter 10 - SELF TEST 18 Due Day: Oct 3

EMGT 501 HW #3 Chapter 10 - SELF TEST 7 Chapter 10 - SELF TEST 18 Due Day: Oct 3. Ch. 10 – 7 A project involving the installation of a computer system comprises eight activities. The following table lists immediate predecessors and activity times (in weeks). Immediate Predecessor.

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EMGT 501 HW #3 Chapter 10 - SELF TEST 7 Chapter 10 - SELF TEST 18 Due Day: Oct 3

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  1. EMGT 501 HW #3 Chapter 10 - SELF TEST 7 Chapter 10 - SELF TEST 18 Due Day: Oct 3

  2. Ch. 10 – 7 A project involving the installation of a computer system comprises eight activities. The following table lists immediate predecessors and activity times (in weeks). Immediate Predecessor Activity Time A B C D E F G H - - A B,C D E B,C F,G 3 6 2 5 4 3 9 3 • Draw a project network. • What are the critical activities? • What is the expected project completion time?

  3. Ch. 10 – 18 The manager of the Oak Hills Swimming Club is planning the club’s swimming team program. The first team practice is scheduled for May 1. The activities, their immediate predecessors, and the activity time estimates (in weeks) are as follows. Immediate Predecessor Time (weeks) Most Probable Activity Description Pessimistic Optimistic A B C D E F G H I - A A B,C B A D G E,H,F 1 6 4 2 3 2 2 2 1 2 8 6 3 4 3 3 3 1 Meet with board Hire coaches Reserve pool Announce program Meet with coaches Order team suits Register swimmers Collect fees Plan first practice 1 4 2 1 2 1 1 1 1

  4. Draw a project network. • Develop an activity schedule. • What are the critical activities, and what is the expected project completion time? • If the club manager plans to start the project on February1, what is the probability the swimming program will be ready by the scheduled May 1 date (13 weeks)? Should the manager begin planning the swimming program before February 1?

  5. EMGT 501 HW #3 Solutions Chapter 10 - SELF TEST 7 Chapter 10 - SELF TEST 18

  6. Ch. 10 – 7 a. D C E F A Start H Finish B G b. B-D-E-F-H

  7. Ch. 10 – 7 c. 21 weeks Earliest Start Latest Start Earliest Finish Latest Finish Critical Activity Activity Slack Yes Yes Yes Yes Yes A B C D E F G H 4 6 6 11 15 18 18 21 1 0 1 0 0 0 3 0 0 0 3 6 11 15 6 18 1 0 4 6 11 15 9 18 3 6 5 11 15 18 15 21

  8. Ch. 10 – 18 C D G H I Finish Start A B E F

  9. b. Expected Time Variance Activity A B C D E F G H I 1.17 6.00 4.00 2.00 3.00 2.00 2.00 2.00 1.00 0.03 0.44 0.44 0.11 0.11 0.11 0.11 0.11 0.00

  10. Earliest Start Latest Start Earliest Finish Latest Finish Critical Activity Activity Slack A B C D E F G H I 1.17 7.17 7.17 9.17 13.17 13.17 11.17 13.17 14.17 0.00 0.00 2.00 0.00 3.00 10.00 0.00 0.00 0.00 0.00 1.17 1.17 7.17 7.17 1.17 9.17 11.17 13.17 0.00 1.17 3.17 7.17 10.17 11.17 9.17 11.17 13.17 Yes Yes Yes Yes Yes Yes 1.17 7.17 5.17 9.17 10.17 3.17 11.17 13.17 14.17

  11. c. Critical Path: A-B-D-G-H-I Expected Project Completion Time=1.17+6+2+2+2+1 =14.17 weeks d. Compute the probability of project completion in 13 weeks or less. With this low probability, the manager should start prior to February 1.

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