1. Use a bene t/cost analysis to compare the four alternatives to determine if any are economically justi ed. 2. Use a cost-effectiveness analysis to

1.   Use a  benefi t/cost analysis  to compare the four alternatives to determine if any are economically justifi ed.     2.   Use a cost-effectiveness analysis to compare the four alternatives.      From an understanding viewpoint, consider the following:
3  . H  ow many property-damage accidents could be prevented on the unlighted portion if it were lighted?   4  . W  hat would the lighted, night-to-day accident ratio have to be to make alternative Z economically justifi ed by the B/C ratio?     5.   Discuss the analysis approaches of B/C and C/E. Does one seem more appropriate in this type of situation than the other? Why? Can you think of other bases that might be better for decisions for public projects such as this one?