POM Assignment W2

(a) Draw a project network. (b) Determine the expected time and variance for each activity. (c) Determine earliest start time (ES), earliest finish time (EF), latest start time (LS), finish time (LF) and slack of each activity. (d) Find the critical path and the project completion time. (e) What is the probability that the project will be completed in 65 weeks?

1. Draw the network diagram for the project below.  2. What is the critical path and completion time for the project?  3. Determine the least expensive project cost if the duration is to be 10% shorter than normal project duration.

Perform the exercise in Microsoft Project Construct the Project network.

The following information is known about a project toupgrade a point-of-sale system at Kids and Tots Apparel.Activity Activity Time (days) Immediate Predecessor(s)A 7 —B 2 A C 4 AD 4 B, CE 4 DF 3 EG 5 Ea. Draw the network diagram for this project.b. Determine the critical path and project duration.c. Calculate the slack for each activity.

Paul Silver, owner of Sculptures International, just initiateda new art project. The following data are available for theproject:Activity Activity Time (days) Immediate Predecessor(s)A 4 —B 1 —C 3 AD 2 BE 3 C, Da. Draw the network diagram for the project.b. Determine the project’s critical path and duration.c. What is the slack for each activity?

Please need a solution as soon as possible.

A project has seven (7) main activities labelled A through G as shown in the below table which also shows their estimated duration times ( in weeks) and immediate predecessors. Activity a b Immediate Remarks m predeccessor A a = optimistic time 1 3 3 4 m = most likely time C 4 5 A b = pessimistic time D 8 9. 10 В E 2 8 C,D F 4 В G 1 3 E (a) Develop a project network for this problem. (b) Determine the expected duration and variance for each activity. (c) Determine the ES, EF, LS, LF, and slack time for each activity. (d) Determine the total project completion time and critical path(s). (e) Determine probability of the project completion more than 20 weeks 2. B.

(4) Perform a project management analysis for the data given below to determine ES, EF, LS, LF, and slack for each activity, the total project completion time, and the critical path. Time (weeks) Predecessors Activity A B с D 13 12 10 9 A A Activity Time (weeks) Predecessors E B F B 11 13 17 14 C, E H D, F (a) Draw a network with t, ES, EF, LS, and LF (follow the same format as Figure 11.5 on p.394).

(4) Perform a project management analysis for the data given below to determine ES, EF, LS, LF, and slack for each activity, the total project completion time, and the critical path. Activity Time (weeks) Predecessors A B с D 13 12 10 9 A A C, E D, F (a) Draw a network with t, ES, EF, LS, and LF (follow the same format as Figure 11.5 on p.394). Activity Time (weeks) Predecessors E B F B D E F G H (c) Identify the critical path(s): (d) Based on your analysis, the project completion time is: G H (b) Complete the following table (similar in format to Table 11.3 on p.396). Activity Time (weeks) ES EF LS LF A B с 11 13 17 14 Slack Critical? weeks and the least critical activity is:

please try to do math in hand written

ANSWER C AND D ONLY

Only typed explanation otherwise leave it

Consider a small project consisting of the following activities: Activity                                              a           b         c         d          e          f Immediately preceding activity      -            -           -      a, b      a, c     a, b, c Duration (weeks)                             6          12       13        5          4         16  (a) Draw the network diagrams (AOA and AON both) for this project and determine the critical path. What is the minimum completion time for the project?                                              (b) If it is found that some extra resources may be available so that activity c may be crashed by a maximum of 2 weeks, what will be its impact on the critical path(s) and the project completion time?                                                                                                                                            (c) If instead of single time estimates, we have the following three time estimates (to ,…

Use the below table for constructing a Project Network (AON), identify the possible paths, accordingly the critical path and the project duration. Activities Predecessor Duration A B с D E F G H J K L M Answer A A A B C E, F G, D, H H, M J F 9 4 5 12 10 12 1 7 9373

Given the project within the table below, Calculate the following: a. The minimum project duration b. The amount of slack for each activity c. The total cost for completion of the project Immediate Duration Regular Crash Duration Predecssor (hours) Cost/Hour Crash Activity (hours) Cost/Hour $ 20.00 $ 15.00 $ 30.00 $ 10.00 $ 15.00 $ 15.00 $ 35.00 $ 25.00 A None 14 12 В None 7 None 3 NA NA D B,C $ 15.00 A,D NA NA 2. NA NA G $ 30.00 4 $ 40.00 Notes: The costs are given per hour and not as totals. NA means not applicable

A project network is shown below, with three time estimates (Optimistic Time-Most Likely Time-Pessimistic Time (in days)) for each activity in the network. a. Compute the expected time for each activity in the project network. b. Identify and list all possible paths in the project network. Compute the expected duration for each path in the project network. c. Identify the critical path(s) in the project network. What is the expected project completion time? d. Compute the variance of each activity on the critical path(s). e. Determine the project variance and project standard deviation. Use the PERT analysis results in 2(c) and 2(e) to answer questions (f), (g), (h), and (i) below:f. What is the probability that the project can be completed within 22 days of its start? g. What is the probability that the project can be completed within 16 days of its start? h. Determine the project deadline that gives this project a 78% chance of on-time completion. i. Determine the project deadline…

A project manager has compiled a list of major activities that will be required to install a new CCTV system in the office. The list includes estimated completion time for activities and precedence relationship. Determine the Critical Path Activities Compute for Total Project Duration Note: Use MS Excel QM Activity Immediate Predecessor Estimated Times (weeks) 2-4-6 A D A 6-8-10 E D 7-9-12 E 2-3-5 IF A 3-4-8 F 5-7-9 2-2-3 2-3-6 J 3-4-5 K 4-5-8 5-8-12 M 1-1-1 IN M 6-7-11 8-9-13 End |Н, G, К, О

(Use the information below to solve Q11 - Q20) Given the following information regarding a project: Predecess ors None None a a b b Activity a b C d e CD f OC g h Duration 3 1 3 4 4 5 23 c, e f Which of the following is NOT a path in the network? O a-d O a-c-g b-c-g O b-e-g b-f-h

Please answer only subpart 3 & 4. Thank you

A local grocery store plans on holding a big sales event at the end of season. The activities that have to be completed, duration of each activity, and their sequence are listed in the table below: Duration Immediate Activity (weeks) Predecessor A -- В A C 4 А B E D,C F E a. Determine the project duration. The longest path is ACEF = weeks. b. What is the earliest start, earliest finish time, latest start, latest finish time for activity E? Earliest start time Earliest finish time Latest start time Latest finish time

Dave the critical path should also be determined. Here are the activity times Fletcher was able to determine the activity times for constructing his laser scanning machine Fletcher would like to determine ES, EF, LS, LF and slack for each activity. The total project completion time an Dave's earliest start (ES) and earliest finish (EF) are Time Activity (weeks) A B С D 6 7 3 3 Immediate Predecessor(s) Activity (weeks) Time A A E F G H Activity ES A 4 7 10 EF 6 Immediate Predecessors B CE DF

K Dave Fletcher was able to determine the activity times for constructing his laser scanning machine. Fletcher would like to determine ES, EF, LS, LF, and slack for each activity. The total project completion time and the critical path should also be determined. Here are the activity times: Immediate Time Activity (weeks) Predecessor(s) Activity (weeks) ITI A A A B C D Time 5 6 2 2 Dave's earliest start (ES) and earliest finish (EF) are: Activity A E F G H ES EF 5 5 6 9 7 Immediate Predecessor(s) B B C, E D, F ncorre

Consider the project described in the table below: Activity Duration A B C D E F G H 9 4 8 8 5 7 4 6 OEST-9 and LCT = 15 OEST=9 and LCT = 13 Immediate Predecessor What is the earliest start time (EST) and latest completion time (LCT) of activity B? OEST=9 and LCT = 20 OEST-9 and LCT-17 - A A A B B,C C,D E,F,G

Please solve only part D

Charlie Cook was able to determine the activity times for constructing his chemical contaminant tracking machine. Cook would like to determine ES, EF, LS, LF, and slack for each activity. The total project completion time and the critical path should also be determined. Here are the activity times: Q Activity Time (weeks) Immediate Predecessor(s) Activity Time (weeks) Immediate Predecessor(s) A B C D 7 8 2 1 Charlie's earliest start (ES) and earliest finish (EF) are: A A Activity A EFGH ES EF 7 5 7 11 8 B B C, E D, F