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What is Delphi model?
In Delphi method, a number of parameters to be considered based on as experts estimates.
The group estimate is taken as on an average of the weighted individual estimtes, computed as
Estimate=(lower bound of estimate+4*most likely estimate +upper bound of estimate)/6
Variance=(upper bound of estimate-lower bound of estimate)/6
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Define the process of Requirements Gathering Tools Requirements gathering is an art. Person who gathers requirements must have knowledge of what and when to gather information
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what is meant by phosphate conditiong
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