What percentage of returns were greater than 66

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The historical returns on a balanced portfolio have had an average return of 12% and a standard deviation of 18%. Assume that returns on this portfolio follow a normal distribution. (You may find it useful to reference the z table.)

a. What percentage of returns were greater than 66%? (Round your final answer to 2 decimal places.)

b. What percentage of returns were below -6%? (Round your final answer to 2 decimal places.)

Reference no: EM132852577

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