Historical variance is sum of squared deviations divided

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A person earned the following returns for the last four years: –30%, 40%, 15%, and 7%. Which is incorrect? Remember, the historical variance is the sum of the squared deviations divided by (n-1). c. The average return is 8%. d. The variance is 0.08393. b. The standard deviation is 28.97%. a. You can’t determine the variance since you have no probabilities.

Reference no: EM131087969

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