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Schedule a project using pert

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Reference no: EM131293727

1. A student wants to schedule a project using PERT. She has determined the following activities, precedence relationships and time estimates in days for the project.

TIME estimateExpTimeVariance

Act      to         tm         tp         te           Vt                  

a          4          6          7          5.83      0.250 

b          1          2          3          2.00      0.111 

c          5          5          5          5.00      0.000 

d          7          9          12         9.17      0.694

e          2          4          8          4.33      1.000

f           6          9          10         8.67      0.444

a) Name all potential paths and their path durations.

b) Calculate ES, EF, LS, LF, and slack for all activities.

c) How many days can activity "e" be delayed without extending project duration?

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This task shows a clear working example of Pert/CPM network problems. here, five activities are given with start and end nodes. it is found that each activity duration was measured using triple time estimates and therefore, the early start, early finish, late start and late finish needs to be calculated.

Reference no: EM131293727

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