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Check my work Consider historical data showing that the average annual rate of return on the S&P 500 portfolio 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 24% per year. Assume these values are representative of investors' expectations for future performance and that the current T-bill rate is 3%. 0.06 points Ao2. (Do not round Calculate the utility levels of each portfolio for an investor with A = 2. Assume the utility function is U=EO) -0.5 intermediate calculations. Round your answers to 4 decimal places.) eBook WBills Windex (A = 2) Print 1.0 References 0.8 0.4 0.6 0.8 1.0 0.6 0.41 0.2 0.0