Consider the following table for a period of six years. Year Year 1 Year 2 Year 3 Year 4 Year 5 Year 6 Returns Large-Company U.S. Stocks Treasury Bills - 15.69% 7.49% - 26.77 8.09 37.43 6.07 24.13 6.07 - 7.56 5.55 6.77 7.94 Requirement 1: Calculate the arithmetic average returns for large-company stocks and T-bills over this time period. Large company stock: T-bills: Requirement 2: Calculate the standard deviation of the returns for large-company stocks and T-bills over this time period. Large company stock: T-bills: Requirement 3: Calculate the observed risk premium in each year for the large-company stocks versus the T-bills