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PMP Exam Preparation: Confidence Levels Based on Standard Deviation (Sigma) Values
Sir Ganttalot helps you prepare for the PMP exam by explaining how to apply Standard Deviation (Sigma) values to calculate Confidence Levels for Estimates. A related video explains how Mean Estimates and Standard Deviation are derived in the first place, using Triangular and PERT techniques.
Duration : 0:9:26
[youtube _3HHSao-b20]