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PMI-SP - Developing the Work Breakdown Structure (WBS) - 100% Rule
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In a 100% Rule compliant WBS, if a parent work package at level 2 contains 20 hours of effort, what should the total effort of its child elements at level 3 be?
a.
Exactly 20 hours of total effort across all child elements
b.
Between 18-22 hours to account for estimation variances in child elements
c.
20 hours plus additional management overhead time for each child element
d.
A minimum of 20 hours distributed across all child elements at level 3 and below
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