d. Which activities have slack, and how much?E, 2 weeks; H, 1 week.OB, 3 weeks; D, 2 weeks.OC, 2 weeks; F, 1 week; G, 1 week. Schedule the following activities using CPM:ACTIVITY IMMEDIATE PREDECESSOR TIME (WEEKS)ABCDEFGHAABUANumber of weeksC, DDF"b. What is the critical path?2Nin lo main m lo5639536O A-C-E-F-G-HO A-B-E-HO A-C-E-HO A-B-D-E-Hc. How many weeks will it take to complete the project?

Forward Pass:Early Start (ES) = Max EF value from immediate Predecessor(s)Early Finish (EF)= ES +…

Answered: Schedule the following activities using…

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...

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Blue Lagoon is a contractor that installs residential swimming pools, projects that consist of nine major activities. The activities, their immediate predecessors, and the activity time estimates (in days) are shown. Activity Immediate Predecessor Optimistic Most Probable Pessimistic A 3 5 6 B 2 4 6 C A, B 4 5 6 D A, B 6 8 9 E B 2 4 6 F C 1 2 3 G D 4 9 11 H D, F 7 9 11 I E, G, H 3 4 5 (a) What are the critical activities? (Enter your answers as a comma-separated list.) (b) What is the expected time (in days) to complete the project? (Round your answer to two decimal places.) days (c) Based only on the critical path, what is the estimated probability that the project can be completed in 25 or fewer days? (Round your answer to four decimal places.)
Table A Activity Predecessor Time(weeks) A 8 B A 6 4 -- 9 E A 11 В 3 G D, E, F Using Table A, what is the earliest completion time for this project? Multiple Cholce 18 weeks 19 weeks 20 weeks 21 weeks
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Activity Preceded By ABCDEFG А ww ww A B,C D E BC F. G Expected Time Regular Crash 6 days 2 day 12 6 4 10 8 C 18 6 2 6 6 2 8 4 Direct Cost Regular Crash $2000 $3800 2000 10000 4000 4600 3900 5000 7600 16000 19600 2000 4000 1000 3400 2800 Requested: (a) Construct a network including the Early and Late Start and Finish times. (b) Identify the normal Critical Path(s) and the normal expected completion time (c) Can the project be crashed to last 18 days? Which activities should be crashed and at what additional cost?
Paragraph 1. Draw the Activity on Node network. 2. Perform the CPM calculations using the forward and backward pass. ABCDEFGH 3. List the activities that are on the critical path. 4. Complete the table with the following headings. Activity Duration ES Q Search 62853652 EF A A, B B D. E C, D F, G LS Styles hp LF TF D FF PA IF E
please only anwer the C part
Schedule the following activities using CPM: ACTIVITY IMMEDIATE PREDECESSOR ABCD E A AU F G H A A B Comedia:cm.png D D F Etmedia:cm.png? G TIME (WEEKS) 3256 2 3 5 4 b. What is the critical path? O A-B-D-F-G-H O A-C-E-G-H O A-C-E-H O A-C-E-F-G-H c. How many weeks will it take to complete the project? Number of weeks
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Time Immediate Time Immediate Activity (weeks) Predecessor(s) Activity (weeks) Predecessor(s) A 7 4 7 B 3 11 C, E 1 7 D.F Dave's earliest start (ES) and earliest finish (EF) are: Activity ES EF 7 B 10 7 E 11 G 22 20 Dave's latest start (LS) and latest finish (LF) are: Activity LS LF H 15 G 11 F 9 E 7 D 14 A The slack times are: Activity Slack A D E F G H The activities on the critical path are The total project completion time for Dave = weeks.
A plant is acquiring new production machinery. Before the machinery can be fully functional, a number of activities must be performed. The activities, their precedence relationships, and their durations are shown in the following table. Days Activity a m b Immediate Predecessors A 6 8 10 - B 4 5 6 - C 1 2 3 - D 8 18 28 A E 4 5 6 C F 7 8 9 B, D, E G 4 5 9 B, D, E H 12 13 14 F I 8 9 10 F J 4 5 6 G, H K 2 5 8 I, J L 1 2 6 G, H Use excel to answer the following; a) Develop a project network for this problem. b) Determine the expected duration and variance for each activity. c) Determine the EST, EFT, LST, LFT, and slack for each activity.
answer into table
1. Using Microsoft Excel TM prepare a Gantt Chart for the following project. Activity Predecessor(s) Duration (Days) 1. Forming the problem statement 2. Identifying functional requirements 3. Identifying constraints and limitations 4. Defining a schedule 5. Defining the design parameters 6. Identifying alternatives 7. Evaluating and analyzing alternatives 8. Select a solution 9. Gather supplies 10. Construct prototype 11. Test performance 12. 1 1 1 1 1 2,3 1 2 1 2 7 1 8 4 10 1 Redesign 13. 11 2 Demonstrate solution to 12 1 class 5 CO

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Schedule the following activities using CPM: ACTIVITY IMMEDIATE PREDECESSOR A BCDEFGH A AABCD Number of weeks A C, D D F E, G b. What is the critical path? TIME (WEEKS) 2563 au M 6 9 5 3 O A-C-E-F-G-H O A-B-E-H O A-C-E-H O A-B-D-E-H c. How many weeks will it take to complete the project?