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Standard deviation. Calculale the standard deviation of U.S. Treasury bils, long-term povernment bonds, and large-company stocks for 1987 to 1996 from Table 8.1. Which had the highest variance? Which had the lowest vanance? Click on the Spreadsheot Learning Ad to soe Table 8.1-Year-by-Year Retums. 19501999 Hint: Make sure to tound al intermediate calculations to at least seven ( 7 ) decimal places. The input instructions, pheases in parenthesis after each answer box, only apply for the answers you will type What is the standard deviation of U.S. Treasury bilis for 1987 to 1906 ? 4. (Round to three decimal places) Data table (Click on the following icon D in order to copy its contents into a spreadsheet.) Holding period and annual (investmen returns. Bobenick Classic Aulomobiles restoces and rebulds old classic cans. The company purchased and restored a classic 1957 Thunderbird corvertble 6 years ago for $8.500.00. Today at auction, the car sold for $50,000,00. What are the holding penod return and the annual return on this investrient? What is the holding period retum of the car? (Round to two deoma places.) Expected return. Hull Consultants, a famous think tark in the Midwest, has provided probability es timates for the four potential economic stales for the coming year. The probability of a boom ecenoryy is 15%, the probability of a stable growth economy is 19%, the probabiliy of a stagnant economy is 49%, and the peobability of a recession is it\%. Esfimate the expected returns on the following individual imestments for the coming year, Hirt: Make sure to round ali imermediate calculations to at ieast seven (7) decimal places. The incut instructions, phrases in parenthesis after oach answer box; only apply for the answers you will type. What is the expected retum of the sock investrent? K. (Reund to two decimal places.)