The annual returns on Googol's stock share for the last four years were Normally distributed and equalled: 16 %, 8 %, -17 %, and 21 %, respectively. Using this information you can say that 95 % of the time the return over one year period lies in the following range:

Multiple Choice

a.between -24.60 % and 31.80 %

b.between -9.87 % and 23.87 %

c.between -50.54 % and 57.61 %

d.between -26.74 % and 40.74 %

e.between -47.68 % and 54.68 %