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    Decision Analysis

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    A project involving the installation of a computer system comprises eight activities.
    The following table lists immediate predecessors and activity times (in weeks): {see attachment}

    1) Draw a Project Network
    2) What are the critical activities
    3) What is the expected project completion time.

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    https://brainmass.com/statistics/probability/decision-analysis-project-network-30484

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    Solution Preview

    For project network, see the attached file.

    From the event (S) to (1), Activity: A, time = 3 weeks
    From the event (S) to (2), Activities: AC, time = 3+2 = 5 weeks
    From the event (S) to (2), Activity: B, ...

    Solution Summary

    A project involving the installation of a computer system comprises eight activities.
    The following table lists immediate predecessors and activity times (in weeks).

    Activity Immediate Predecessor Time
    A - 3
    B - 6
    C A 2
    D B,C 5
    E D 4
    F E 3
    G B,C 9
    H F,G 3

    1) Draw a Project Network
    2) What are the critical activities
    3) What is the expected project completion time.

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