单选题 A portfolio has a return of 14.2 percent and a Sharpe's measure of 3.52. If the risk - free rate is 4.7 percent, what is the standard deviation of returns?
  • A. 2.6%.
  • B.3.9%.
  • C.2.7%.
【正确答案】 C
【答案解析】Standard deviation of returns =(14.2%-4.7% )/3.52=2.6988.