Sir Ganttalot helps you prepare for the PMP exam by explaining Three-Point Estimating. The video explains how to derive a Mean Estimate, how to calculate Standard Deviation (Sigma), and how to calculate Variance. In all cases both Triangular and PERT techniques are addressed. A second, related, video then shows how to apply Sigma values to calculate Confidence Levels for Estimates

Duration : 0:9:37

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