Please make a excel.

Read the problem description in the textbook and then review the decision tree. Copy the picture of the decision tree to your worksheet.

Calculate the expected value of each of the decision alternatives. In a textbox on your worksheet, state which decision alternative is optimal and why. Show your work.

Low Demand (s1) 30.0% 18000 Low Inventory (di] Medium Demand (s2) 40.0% 25000 High Demand ($3) 30.0% 32000 University Bookstore Low Demand (s1) 30.0% 8000 Medium Inventory (d2) Medium Demand (s2) 40.0% 36000 High Demand ($3) 30.0% 25000 Low Demand (s1) 30.0% -10000 High Inventory (d3) Medium Demand (s2) 40.0% -5000 High Demand (s3) 30.0% 48000