Consider historical data showing that the average annual rate of return on the S&P 500 portfollo over the past 85 years has averaged roughly 8% more than the Treasury bill return and that the S&P 500 standard deviation has been about 27% per year. Assume these values are representative of investors' expectations for future performance and that the current T-bill rate is 6%. Calculate the utility levels of each portfolio for an investor with A=2. Assume the utility function is u (n) - 0.5 102 (Do not round intermediate calculations. Round your answers to 4 decimal places. Negative amounts should be indicated by a minus sign.) UIA-2) WBills 00 02 04 06 08 10 Windex 10 08 00 04 02 00