Disadvantages of Wideband Delphi - Project management (PMP)

Disadvantages of wideband delphi.

1. Difficult to repeat again and again with different group of experts.
2. You can possibly reach consensus on incorrect estimate.
3. False sense of confidence is developed at times.
4. Experts may be all biased in the same objective direction.
5. The experts may fail to reach a consensus or refuse to reach a consensus.
Steps in software size, effort duration and cost estimating - Project management (PMP)
Steps: a. Establish Cost-Estimation Objectives b. Develop a plan for estimation activities. Plan for resources....
Distinguish among regression, mathematical and empirical estimating models - Project management (PMP)
Regression: The emphasis is on creating a formula that best represents the scattered data points.....
COCOMO estimating model- Project management (PMP)
COCOMO stands for constructive cost model. It is used for software cost estimation and uses regression formula with parameters based on historic data...
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