Suppose the five-year annual return for the DIJA is 18% and the average return on T-bills is 7%.

Investment	Average Annual Return	Standard Deviation
A	14%	0.86
B	12%	0.46
C	10%	0.40

1. Calculate the Sharpe index for each investment and compare their performance.
2. Calculate the Treynor Index for each investment and compare their performance.