Mgmt651

Chapter 9

Project Scheduling: PERT/CPM

Case Problem: R.C. Coleman

1. R.C. Coleman's Project Network

[pic]

|Activity |Expected Time |Variance |

|A | 6 |0.44 |

|B | 9 |2.78 |

|C | 4 |0.44 |

|D |12 |7.11 |

|E |10 |1.00 |

|F | 6 |0.44 |

|G | 8 |7.11 |

|H | 6 |0.44 |

|I | 7 |2.78 |

|J | 4 |0.11 |

|K | 4 |0.44 |

| |Earliest |Latest |Earliest |Latest | |Critical |

|Activity |Start |Start |Finish |Finish |Slack |Activity |

|A | 0 | 3 | 6 | 9 |3 | |

|B | 0 | 0 | 9 | 9 |0 |Yes |

|C | 9 | 9 |13 |13 |0 |Yes |

|D |13 |17 |25 |29 |4 | |

|E |13 |13 |23 |23 |0 |Yes |

|F |23 |23 |29 |29 |0 |Yes |

|G |13 |21...