Certified Business Analysis Professional (CBAP) — Question 151

Which of the following is an estimate based on past projects to predict the current cost and/or duration of the current project?

Answer options

• A. Current estimate
• B. Past project cost
• C. Past estimate
• D. Top-down estimate

Correct answer: D

Explanation

The correct answer, D, refers to a top-down estimate which utilizes the data from earlier projects to provide a forecast for the present one. Options A and C do not specifically relate to the practice of estimating based on historical data, while B pertains more to the costs of past projects rather than an estimate for the current project.