Practice Problem Help

Perform an Even Swap Analysis for the online commerce sites below. Use the following criteria to make swaps 1) As we raise the defect percent by 1%, we reduce costs by $20 2) If we raise service from Med to Good , this will raise the delivery time by 2 days. If we raise the service from Poor to Good , this will raise the delivery time by 5 days 3) If we raise the delivery time by 1 day, this will lower the cost by $7.50 Annual Delivery Percent Service Cost Time Defective Amazon 150 2 Good Walmart 70 5 Med Ebay 200 6 Poor Etsy 90 6 Good Letgo 60 Med Craigslist 75 4 Poor