A Project Manager has been tasked with developing an estimate for the length of time it may take to complete a new project. She had managed a similar project a few months before and intends to use the prior project an an aid in developing the estimate. Which of the following estimating techniques relies on using a similar, prior project to predict how long it may take to complete the current project?
a. Top-Down Estimating
b. Bottom-Up Estimating
c. Parametric Estimating
d. Analogous Estimating