Using the task duration probability data (in weeks), and precedence data shown below, answer the questions:

a. Draw the network and identify the critical path for the project?

b.What are the expected duration and standard deviation of the project of the critical path?

 

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Activity Low 10 5 4 15 ABCDEFGHIIKIN с L M DOGT 17 10 12 5 7 16 5 10 1919 11 10 Most High Likely 22 2792N 25 30 22112112 21 20 10 087166 18 27 11 16 26 268 42 16 18 41 45 38 31 18 1886200 31 38 16 32 38 Preceded. by None ABCCDELUHELH В с Ε.F Н I.K. G 1. J Mean S l'is $² CP Activity Low 10 5 4 15 ABCDEFGHIIKIN с L M DOGT 17 10 12 5 7 16 5 10 1919 11 10 Most High Likely 22 2792N 25 30 22112112 21 20 10 087166 18 27 11 16 26 268 42 16 18 41 45 38 31 18 1886200 31 38 16 32 38 Preceded. by None ABCCDELUHELH В с Ε.F Н I.K. G 1. J Mean S l'is $² CP