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Colorado Technical University MATH 451 unit 5 Probability of Project Completion Probability of Project Completion For a project, Z was calculated as 0.35, the probability of the target completio... n is __________. 63% 63.31% 63.68% or 64% 35% The target completion time for a project with an expected completion time of 13 weeks and project standard deviation of 1.15 is __________ with a 90% certainty. 14.0 weeks 14.5 weeks or (13 + 1.28 * 1.15) weeks 13.5 weeks 16.4 weeks PERT makes the assumption that __________. the activity times are statistically dependent the total project completion times do not follow a normal probability distribution the total project completion times follow a normal probability distribution the activity times follow a normal probability distribution The variance of the complete project is computed by summing the variances of the activities on the __________. project critical path noncritical path project network Z is the number of __________ the target completion time lies from the expected completion time. weeks variances standard deviations distributions Given the following activities for a project, with the critical activities in red, the project standard deviation is __________. √(0.22 + 0.36 + 1.00) or 1.97 1.26 √(0.22 + 0.25 0.36) √0.22 + √0.25 + √1.00 The bell-shaped normal curve represents the project completion dates, and there is a 50% chance of completing __________ the expected completion. on around prior to near The variance of the complete project is computed by summing the variances of the activities on the __________. project network noncritical path project critical path Given the following activities for a project, with the critical activities in red, the project variance is __________. 0.83 0.22 + 0.25 + 0.36 1.83 0.22 + 0.36 + 1.00 The __________ is the square root of the project variance. activity standard deviation activity variance project time estimate standard deviation of the project Z is the number of __________ the target completion time lies from the expected completion time. standard deviations distributions weeks variances Given the following activities for a project, with the critical activities in red, the project standard deviation is __________. √1.58 or 1.26 2.07 1.35 0.47 + 0.60 + 1.00 For a project with an expected completion time of 25 weeks, a target completion of 24 weeks, and project standard deviation of 1.21 weeks, Z score is __________. 0.82 (24 - 25) / 1.21 0.83 (25 - 24) / 1.21 project standard deviation of 1.75 is __________ with a 99% certainty. 24.7 weeks 39.1 weeks 20.2 weeks 24.1 weeks or (20 + 2.33 * 1.75) weeks [Show More]

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