Three-point estimation: Difference between revisions

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This did not make sense. It should be the whole thing over 6, not just the last term over 6.
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These values are used to calculate an ''E'' value for the estimate and a [[standard deviation]] (SD) where:
 
: ''E'' = (''a'' + 4''m'' + ''b'') / 6
: SD = (''b'' − ''a'')/6