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11. The Standard deviation of quarterly changes in the price of a commodity is $0.65, the...

11. The Standard deviation of quarterly changes in the price of a commodity is $0.65, the standard deviation of quarterly changes in a futures price on the commodity is $0.81, and the coefficient of correlation between the two changes is 0.8. The minimum variance hedge ratio for a 3-month contract is:

a. 0.642

b. 0.732

c. 0.864

d. 0.997

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