Question: There are three approaches for estimating project time and costs: the Top-down Approach the Bottom-up Approach and a Hybrid: Phase Estimating Approach. -Explain each of

There are three approaches for estimating project time and costs:

  1. the Top-down Approach
  2. the Bottom-up Approach
  3. and a Hybrid: Phase Estimating Approach.

-Explain each of these methods advantages and disadvantages when compared to each other.

-Which method do you think is best to use and why?

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