6.1 Warren Buffett, arguably the most famous investor in the United States, is the CEO of Berkshire Hathaway (BRK), a co

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6.1 Warren Buffett, arguably the most famous investor in the
United States, is the CEO of Berkshire Hathaway
(BRK), a company that has enjoyed great success in terms of its
stock price. Below are the actual year—end stock
prices for BRK-A from 1965 through 2011. (Yes, these are the actual
stock prices, believe it or not.)
a. Calculate the return relatives for each year starting in 1966.
Use two decimal places.
b. Calculate the arithmetic and geometric means for these return
relatives, using three decimal places.
c. Calculate the cumulative wealth index for 1966-2011, assuming an
initial investment of $1,000 and
$10,000. State the answers without decimal places.