1. A stock had returns of 10%, 3%, and -7% over the past 3 years. What is the mean of the stocks returns over the past 3 years minus the sample standard deviation of the stocks returns from the past 3 years?

O -0.02 (plus or minus 0.02 points)

O 1.93 (plus or minus 0.02 points)

O -0 07 (plus or minus 0.02 points)

O -0.13 (plus or minus 0.02 points)

O None of the above is within 0.02 points of the answer