During schedule development, which of the following BEST provides the basis for the MOST likely activity duration estimate?
a) Labor productivity rates published by a professional association
b) A consultant’s estimate of the overall labor man-hours required
c) The initial estimate used to budget the project
d) The schedule for the similar project at the same facility completed two years earlier
This recent historical data (part of organizational process assets) provides the most unbiased and least subjective basis for the development of the initial project schedule.