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After an analysis of the returns on an investment, a statistics practitioner discovered that the histogram/distribution is bell shaped, and that the mean and standard

After an analysis of the returns on an investment, a statistics practitioner discovered that

the histogram/distribution is bell shaped, and that the mean and standard deviation are

12% and 10% respectively. What can you say about the way the returns are distributed?

(Hint: apply the Empirical Rule)

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