James calculated the slack for a network activity diagram and derived the following slack variables: A-0.0, 8-0.5, C-0.0, D-0.0, E-2.0, F-1.0, G=0.0, H-3.0, 1-0.0, J-0.7 and K=0.0 The critical path of this project is closest to: O a. AC D, G, J, K O b. AC, D, G, L, K Oc A, B, G, I, J, K O d. A, B, D, G, I, K
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- Dave Fletcher was able to determine the activity times for constructing hi ser 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: Activity A B C D Time (weeks) 5622 Immediate Predecessor(s) A A Dave's earliest start (ES) and earliest finish (EF) are: Activity A B O ס ח ד 0 I Dave's latest start (LS) and latest finish (LF) are: F G H Activity Activity ES 0 0 5 5 EFGH 6 6 11 12 LS Time (weeks) 5 6 9 7 EF 156 7 7 11 12 20 19 LF Immediate Predecessor(s) B B C, E D, FRoger Ginde is developing a program in supply chain management certification for managers. Ginde has listed a number of activities that must be completed before a training program of this nature could be conducted. The activities, immediate predecessors, and times appear in the accompanying table: a. the critical activities for the leadership training program development project are: _____ b. the project length for the leadership training program development project= __ days. c. Slack time for each of the activities is: Activity: Slack time: A ______ B ______ C ______ D ______ E ______ F ______ G ______Coleman Rich Control Devices, Inc., produces custom-built relay devices for auto makers. The most recent project undertaken by Rich requires 14 different activities. Rich's managers would like to determine the total project completion time (in days) and those activities that lie along the critical path. The appropriate data are shown in the following table: Time (days) a m 3 7 1 2 6 4 Immediate b Predecessor(s) Activity Activity A B C D E F G a) The expected completion time of the project = 10 9 3 6 11 8 17 7 3 3 5 1 7 8 A A B, C D D H I J K L M N Time (days) a 5 1 3 6 3 1 6 m 5 5 6 8 4 Immediate b Predecessor(s) 6 10 7 11 6 3 3 8 11 E, F G, H I J K L, M days (round your response to two decimal places).
- 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: Time Activity (weeks) A BCD Dave's earliest start (ES) and earliest finish (EF) are: 500 3 3 8 Immediate Predecessor(s) A A Activity AB C Time Activity (weeks) 5 5 9 7 EFGH ES 0 0 EF 5 8 8 Immediate Predecessor(s) B B C, E D, FThe following represents a project that should be scheduled using CPM: ACTIVITY A B C D E F G H IMMEDIATE PREDECESSORS A A B C, D D, E F,G b. What is the critical path? ⒸA-D-G-H OB-E-G-H ⒸA-C-F-H A-D-F-H Probability TIMES (DAYS) b Project completion time a 1 1 2 1 1 3 1 2 m 2 2 2 8 2 4 3 3 6 9 11 9 3 c. What is the expected project completion time? Note: Do not round intermediate calculations. Round your answer to 3 decimal places. 11 11 11 X Answer is not complete. days d. What is the probability of completing this project within 19 days? Note: Use Excel's NORM.S.DIST function to find the correct probability for your computed Z value. Do not round intermediate calculations. Round Z value to 2 decimal places and final answer to 4 decimal places.The table below show a set of activities of an IS project,its expected completion time (ET) and preceding activities. Activity Preceding Activity Expected Time (ET) A - 7 B A 9 C A,B 5 D C 17 E C 12 F C 7 G D,E,F 10 H D,G 7 Draw a network diagram for the IS project shown above.,and calculate its earliest completion time (TE), latest completion time (TL) and slack time (ST). If the activity E took 16weeks instead of 12weeks to complete ,what impact will it have on the project duration?
- 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: Activity A B с D Time (weeks) 5 8 2 1 Immediate Predecessor(s) A A Dave's earliest start (ES) and earliest finish (EF) are: Activity A Activity EFGH ES Time (weeks) 3 EF 5 5 10 7 Immediate Predecessor(s) B B C, E D, FConsider a project that has been modeled as in the table below: a. Draw the PERT/CPM network for this project and determine the project’sexpected completion time μP and its critical path. b. Suppose the standard deviations of the activity durations are σA = 2,σB = 1, σC = 0, σD = 2, σE = 3, and σF = 0. Then please estimate the standarddeviation of the overall project’s standard deviation σP . c. Suppose for the standard Normal random variable Z, we know P[−1 ≤Z ≤ +1] ' 68%, P[−2 ≤ Z ≤ +2] ' 95%, and P[−3 ≤ Z ≤ +3] ' 99.7%. Then,approximately what time T is one for which there is only a less than 2.5% chance forthe completion time to beat (be shorter than)? *Please solve a-c and neatly write or type your answers, showing your steps, NO EXCEL*Development of Version 2.0 of a particular accounting software product is being considered by Jose Noguera's technology firm in Baton Rouge. The activities necessary for the completion of this project are listed in the following table: Activity Normal Time(weeks) Crash Time(weeks) Normal Cost Total Cost with Crashing Immediate Predecessor(s) A 4 3 $2,000 $2,650 — B 2 1 $2,100 $2,900 — C 3 3 $750 $750 — D 8 4 $2,300 $2,620 A E 6 3 $900 $1,275 B F 3 2 $3,200 $4,700 C G 4 2 $1,400 $1,900 D, E I have answers for the frist part of the question: a) Based on the given information regarding the activities for the project, the project length = 16 weeks. b) The total cost required for completing this project on normal time = $12,650. c) For reducing the duration of the project by one week, the activity that should be crashed first is activity…
- Development of Version 2.0 of a particular accounting software product is being considered by Jose Noguera's technology firm in Baton Rouge. The activities necessary for the completion of this project are listed in the following table: Activity Normal Time(weeks) Crash Time(weeks) Normal Cost Total Cost with Crashing Immediate Predecessor(s) A 4 3 $2,000 $2,650 — B 2 1 $2,100 $2,900 — C 3 3 $750 $750 — D 8 4 $2,300 $2,620 A E 6 3 $900 $1,275 B F 3 2 $3,200 $4,700 C G 4 2 $1,400 $1,900 D, E a) Based on the given information regarding the activities for the project, the project length = 16 weeks. b) The total cost required for completing this project on normal time = $12,650. c) For reducing the duration of the project by one…A project consists of eight activities. The activity completion times and the precedence relationships are as follows: Activity Completion Immediate predecessor activities time (weeks) A 50 70 C 60 D 30 A E 40 B,C F 20 G 60 A.D E,F H 50 I G,H Draw the project network diagram using the Activity-On-Node (AON) method for this project and calculate the Early Start (ES), Early Finish (EF), Late Start (LS), Late Finish (LF) and Slack (SL) for each activity.The Cove at UP is looking to open a new location. Guillermo Santiago has been developing a project plan and has identified the following tasks, precedence relations, and normal task durations. \ tasks predecessors task duration start 0 A start 7 B A 20 C A 34 D B 39 E C,D 6 F D 15 G E,F 33 end G 0 Guillermo has studied project management at the University of Portland and knows that the starting and ending time of any task may be determined from the information in the table using the critical path method. Assume the following notation when answering the questions below: \ Metric Description ES Early start time for task EF Early finsh time for task LS Late start time for task LF Late finsh time for task TS Total slack for task FS Free slack for task IS Independent slack for task SS safety slack for task Please provide the CPM result for each of the following metrics: ES_{end} = LS_{D} = TS_{D} = EF_{G} = LF_{G} =