PERT - Probabilistic Length of Project = Project Variance "Number of Critical Path(s) =" Activity Name Description Predecessor Optimistic time (o) Most likely time (m) Pessimistic time (p)
Activity Name On Critical Path Average Time Earliest Start Latest Start Earliest Finish Latest Finish Total Slack Activity
VarianceA Design A B Budget estimate B C Permits C D Bid process D E Subcontractor buyout E F Startup F G New additional construction G H Cooling tower procurement H I Cooling tower installation I J LOX/fuel tank J K Boiler procurement K L Boiler installation L M Abate old boiler M N Chiller procurement N O Chiller installation O P Generator procurement P Q Generator installation Q R Final inspection/testing R S S T T U U V V W W X X Y Y Z Z Target Time 147 Target Probability Probability Time Target Time 150 Probability Target Time 152 Probability EX13.3 Calculate ES, LS, EF, LF and slack time for the activities in Exercise 13.1. Activities Duration Time ES LS EF LF Slack Time A B C D E F Path Duration Time ES LS EF LF Slack Time AD BE CFG EX13.1 Given the diagram shown in figure EX 13.1, with activities A through G and duration times,a. Identify the paths and path duration times. Path Duration Timeb. Determine the critical path
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