a) Find the present worth based on the pessimistic estimates.

b) Find the present worth based on the most likely estimates.

c) Find the present worth based on the optimistic estimates.

d) Find the present worth based on a beta approximation of expected value estimates.

The owners of a discount motel chain are considering building a new motel. Optimistic, pessimistic, and most likely estimates of several key parameters have been obtained from the local builders and the chamber of commerce. These estimates are shown in the table below. The life of the motel is estimated to be 15 years, and MARR is 20%