Two investment alternatives are being considered. The data below have been estimated by a panel of experts, and all cash flows are assumed to be independent. Life is not a variable. With MARR= 15% per year, determine the mean and standard deviation of the incremental PW [ie, (B-A)] Click the icon to view the data on the two alternatives Click the icon to view the interest and annuity table for discrete compounding when the MARR is 15% per year Calculate the mean and standard deviation of the incremental PW. E[PW(B-A) (Round to the nearest dollar.) [Pw(A-B)]-$1 (Round to the nearest dollar.) More Info Alternative A Std Alternative B Std End of Expected Deviation of Expected Deviation of Year Cash Flow Cash Flow Cash Flow Cash Flow $8,000$100 600 650 750 850 4,500 6,000 3,500 5,500 $12,000 4,500 4,500 5,000 4,500 500 300 300 250 300 2 4