"quantity"exercise:Fine peak distribution

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Questions 1:

Based on historical returns, a portfolio has a Sharpe ratio of 2.0. If the mean return to the portfolio is 20%, and the mean return to a risk-free asset is 4%, the standard deviation of return on the portfolio is closest to:

A、 12%.

B、 8%.

C、 10%.

Questions 2:

Which of the following most accurately describes a distribution that is more peaked than normal?

A、 Leptokurtic

B 、Mesokurtic

C 、Platykurtic

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