Decision Tree Analysis and Expected IRR. The NFL Systems, Inc., is considering the purchase of a minicomputer using the following decision tree:                 (a) Complete the decision tree by...

Decision Tree Analysis and Expected IRR. The NFL Systems, Inc., is considering the purchase of a minicomputer using the following decision tree:

                (a) Complete the decision tree by computing IRR, joint probability, and the expected IRR (round to the nearest whole percent of IRR). (b) Should this computer be purchased? (Assume the company’s cost of capital is 16 percent.)