# Question: You have observed the following returns 18 percent 15 percent

You have observed the following returns: 18 percent, −15 percent, 8 percent, 6 percent, and −12 percent.

a. Calculate the geometric mean return.

b. Calculate the arithmetic mean return.

c. Calculate the variance and standard deviation of returns.

a. Calculate the geometric mean return.

b. Calculate the arithmetic mean return.

c. Calculate the variance and standard deviation of returns.

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