PERT assumes that the statistical variation in total project completion times can be computed by adding the standard deviations along the critical path.

Name: PERT assumes that the statistical variation in total project completion times can be computed by adding the standard deviations along the critical path.
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Question

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PERT assumes that the variance of the total project completion time is the sum of the variances of the activities along the critical path, not the standard deviations.

PERT Assumes That the Statistical Variation in Total Project Completion