Again, The possible outcomes are:
LOSE $100, LOSE $80, LOSE $60, LOSE $40, LOSE $20,
BREAK EVEN $0,
WIN $10, WIN $20, WIN $30, WIN $40, WIN $50
The best outcome in this study is to WIN $50 and the worst outcome is to LOSE $100. This is the biggest DIFFERENCE in this study. Compare each difference to the biggest difference by marking the line to match the proportion of the length to the ratio of the utility difference to the biggest difference.